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15130322292 = 22312721114703
BaseRepresentation
bin11100001011101011…
…00110010101110100
31110001110101000021010
432011311212111310
5221441330303132
610541211152220
71043641421541
oct160565462564
943043330233
1015130322292
116464744098
122b23145670
131571848437
14a37669bc8
155d84a86cc
hex385d66574

15130322292 has 48 divisors (see below), whose sum is σ = 35606495232. Its totient is φ = 5000294880.

The previous prime is 15130322243. The next prime is 15130322309. The reversal of 15130322292 is 29222303151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3214813 + ... + 3219515.

It is an arithmetic number, because the mean of its divisors is an integer number (741801984).

Almost surely, 215130322292 is an apocalyptic number.

15130322292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15130322292 is an abundant number, since it is smaller than the sum of its proper divisors (20476172940).

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

15130322292 is a wasteful number, since it uses less digits than its factorization.

15130322292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6948 (or 6946 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 15130322292 in words is "fifteen billion, one hundred thirty million, three hundred twenty-two thousand, two hundred ninety-two".

Divisors: 1 2 3 4 6 12 127 254 381 508 762 1524 2111 4222 4703 6333 8444 9406 12666 14109 18812 25332 28218 56436 268097 536194 597281 804291 1072388 1194562 1608582 1791843 2389124 3217164 3583686 7167372 9928033 19856066 29784099 39712132 59568198 119136396 1260860191 2521720382 3782580573 5043440764 7565161146 15130322292