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12238371060 = 22351712179859
BaseRepresentation
bin10110110010111011…
…01011100011110100
31011120220122122222020
423121131223203310
5200031010333220
65342222433140
7612164303046
oct133135534364
934526578866
1012238371060
115210272353
1224567327b0
1312006650a6
1484154ba96
154b9659040
hex2d976b8f4

12238371060 has 96 divisors (see below), whose sum is σ = 36316667520. Its totient is φ = 3068755968.

The previous prime is 12238371023. The next prime is 12238371127. The reversal of 12238371060 is 6017383221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1236411 + ... + 1246269.

It is an arithmetic number, because the mean of its divisors is an integer number (378298620).

Almost surely, 212238371060 is an apocalyptic number.

12238371060 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 12238371060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18158333760).

12238371060 is an abundant number, since it is smaller than the sum of its proper divisors (24078296460).

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

12238371060 is a wasteful number, since it uses less digits than its factorization.

12238371060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11105 (or 11103 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The spelling of 12238371060 in words is "twelve billion, two hundred thirty-eight million, three hundred seventy-one thousand, sixty".

Divisors: 1 2 3 4 5 6 10 12 15 17 20 30 34 51 60 68 85 102 170 204 255 340 510 1020 1217 2434 3651 4868 6085 7302 9859 12170 14604 18255 19718 20689 24340 29577 36510 39436 41378 49295 59154 62067 73020 82756 98590 103445 118308 124134 147885 167603 197180 206890 248268 295770 310335 335206 413780 502809 591540 620670 670412 838015 1005618 1241340 1676030 2011236 2514045 3352060 5028090 10056180 11998403 23996806 35995209 47993612 59992015 71990418 119984030 143980836 179976045 203972851 239968060 359952090 407945702 611918553 719904180 815891404 1019864255 1223837106 2039728510 2447674212 3059592765 4079457020 6119185530 12238371060