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1301333100 = 22352231511249
BaseRepresentation
bin100110110010000…
…1100010001101100
310100200200120102020
41031210030101230
510131120124400
6333044030140
744151102024
oct11544142154
93320616366
101301333100
11608628901
12303992350
131797b39b2
14c4b8aa84
15793a52a0
hex4d90c46c

1301333100 has 144 divisors (see below), whose sum is σ = 3958080000. Its totient is φ = 329472000.

The previous prime is 1301333081. The next prime is 1301333101. The reversal of 1301333100 is 13331031.

It is a super-2 number, since 2×13013331002 = 3386935674311220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1301333100.

It is not an unprimeable number, because it can be changed into a prime (1301333101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1041276 + ... + 1042524.

Almost surely, 21301333100 is an apocalyptic number.

1301333100 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 1301333100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1979040000).

1301333100 is an abundant number, since it is smaller than the sum of its proper divisors (2656746900).

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

1301333100 is a wasteful number, since it uses less digits than its factorization.

1301333100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440 (or 1433 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 15.

The square root of 1301333100 is about 36073.9947884899. The cubic root of 1301333100 is about 1091.7658160890.

Adding to 1301333100 its reverse (13331031), we get a palindrome (1314664131).

The spelling of 1301333100 in words is "one billion, three hundred one million, three hundred thirty-three thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 23 25 30 46 50 60 69 75 92 100 115 138 150 151 230 276 300 302 345 453 460 575 604 690 755 906 1150 1249 1380 1510 1725 1812 2265 2300 2498 3020 3450 3473 3747 3775 4530 4996 6245 6900 6946 7494 7550 9060 10419 11325 12490 13892 14988 15100 17365 18735 20838 22650 24980 28727 31225 34730 37470 41676 45300 52095 57454 62450 69460 74940 86181 86825 93675 104190 114908 124900 143635 172362 173650 187350 188599 208380 260475 287270 344724 347300 374700 377198 430905 520950 565797 574540 718175 754396 861810 942995 1041900 1131594 1436350 1723620 1885990 2154525 2263188 2828985 2872700 3771980 4309050 4337777 4714975 5657970 8618100 8675554 9429950 11315940 13013331 14144925 17351108 18859900 21688885 26026662 28289850 43377770 52053324 56579700 65066655 86755540 108444425 130133310 216888850 260266620 325333275 433777700 650666550 1301333100