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13013211313100 = 22523118123997039
BaseRepresentation
bin1011110101011101111111…
…0101100111001111001100
31201002001101001220202211002
42331113133311213033030
53201202024044004400
643402104200515432
72512113336042245
oct275273765471714
951061331822732
1013013211313100
114167965594879
12156206a17bb78
137351a9a7584b
1432dbb2879ccc
15178784429ed5
hexbd5dfd673cc

13013211313100 has 144 divisors (see below), whose sum is σ = 29433582796800. Its totient is φ = 4988529504000.

The previous prime is 13013211313027. The next prime is 13013211313163. The reversal of 13013211313100 is 131311231031.

It is a super-2 number, since 2×130132113131002 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 134054381 + ... + 134151419.

Almost surely, 213013211313100 is an apocalyptic number.

13013211313100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13013211313100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14716791398400).

13013211313100 is an abundant number, since it is smaller than the sum of its proper divisors (16420371483700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13013211313100 is a wasteful number, since it uses less digits than its factorization.

13013211313100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97504 (or 97497 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 13013211313100 its reverse (131311231031), we get a palindrome (13144522544131).

The spelling of 13013211313100 in words is "thirteen trillion, thirteen billion, two hundred eleven million, three hundred thirteen thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 31 50 62 100 124 155 181 239 310 362 478 620 724 775 905 956 1195 1550 1810 2390 3100 3620 4525 4780 5611 5975 7409 9050 11222 11950 14818 18100 22444 23900 28055 29636 37045 43259 56110 74090 86518 97039 112220 140275 148180 173036 185225 194078 216295 280550 370450 388156 432590 485195 561100 740900 865180 970390 1081475 1341029 1940780 2162950 2425975 2682058 3008209 4325900 4851950 5364116 6016418 6705145 9703900 12032836 13410290 15041045 17564059 23192321 26820580 30082090 33525725 35128118 46384642 60164180 67051450 70256236 75205225 87820295 92769284 115961605 134102900 150410450 175640590 231923210 300820900 351281180 439101475 463846420 544485829 579808025 718961951 878202950 1088971658 1159616050 1437923902 1756405900 2177943316 2319232100 2722429145 2875847804 3594809755 4197810101 5444858290 7189619510 8395620202 10889716580 13612145725 14379239020 16791240404 17974048775 20989050505 27224291450 35948097550 41978101010 54448582900 71896195100 83956202020 104945252525 130132113131 209890505050 260264226262 419781010100 520528452524 650660565655 1301321131310 2602642262620 3253302828275 6506605656550 13013211313100