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1013213310 = 235294771349
BaseRepresentation
bin111100011001000…
…110100001111110
32121121112120100220
4330121012201332
54033340311220
6244312402210
734052112444
oct7431064176
92547476326
101013213310
1147aa2917a
122433a6366
13131bb5505
14987cab94
155de41540
hex3c64687e

1013213310 has 128 divisors (see below), whose sum is σ = 2612736000. Its totient is φ = 251005440.

The previous prime is 1013213303. The next prime is 1013213321. The reversal of 1013213310 is 133123101.

It is a super-2 number, since 2×10132133102 = 2053202423122312200, 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 1013213310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2903016 + ... + 2903364.

It is an arithmetic number, because the mean of its divisors is an integer number (20412000).

Almost surely, 21013213310 is an apocalyptic number.

1013213310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1013213310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306368000).

1013213310 is an abundant number, since it is smaller than the sum of its proper divisors (1599522690).

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

1013213310 is a wasteful number, since it uses less digits than its factorization.

1013213310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1013213310 is about 31831.0117652581. The cubic root of 1013213310 is about 1004.3851787652.

Adding to 1013213310 its reverse (133123101), we get a palindrome (1146336411).

The spelling of 1013213310 in words is "one billion, thirteen million, two hundred thirteen thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 29 30 47 58 71 87 94 141 142 145 174 213 235 282 290 349 355 426 435 470 698 705 710 870 1047 1065 1363 1410 1745 2059 2094 2130 2726 3337 3490 4089 4118 5235 6177 6674 6815 8178 10011 10121 10295 10470 12354 13630 16403 16685 20022 20242 20445 20590 24779 30363 30885 32806 33370 40890 49209 49558 50055 50605 60726 61770 74337 82015 96773 98418 100110 101210 123895 148674 151815 164030 193546 246045 247790 290319 303630 371685 475687 483865 492090 580638 718591 743370 951374 967730 1164613 1427061 1437182 1451595 2155773 2329226 2378435 2854122 2903190 3493839 3592955 4311546 4756870 5823065 6987678 7135305 7185910 10778865 11646130 14270610 17469195 21557730 33773777 34938390 67547554 101321331 168868885 202642662 337737770 506606655 1013213310