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15104320403112 = 23322344367330593
BaseRepresentation
bin1101101111001011111110…
…1001101111011010101000
31222110221220001120221101100
43123302333221233122220
53434432122010344422
652042455021521400
73116152066036413
oct333627751573250
958427801527340
1015104320403112
1148a378510a466
12183b39a413260
1385743cb43465
143a30a5650b7a
151b2d70d137ac
hexdbcbfa6f6a8

15104320403112 has 192 divisors, whose sum is σ = 42847450139520. Its totient is φ = 4797702733824.

The previous prime is 15104320403111. The next prime is 15104320403141. The reversal of 15104320403112 is 21130402340151.

15104320403112 is a `hidden beast` number, since 1 + 510 + 4 + 32 + 0 + 4 + 0 + 3 + 112 = 666.

It is not an unprimeable number, because it can be changed into a prime (15104320403111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 493702888 + ... + 493733480.

It is an arithmetic number, because the mean of its divisors is an integer number (223163802810).

Almost surely, 215104320403112 is an apocalyptic number.

15104320403112 is a gapful number since it is divisible by the number (12) 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 15104320403112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21423725069760).

15104320403112 is an abundant number, since it is smaller than the sum of its proper divisors (27743129736408).

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

15104320403112 is a wasteful number, since it uses less digits than its factorization.

15104320403112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31744 (or 31737 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 15104320403112 its reverse (21130402340151), we get a palindrome (36234722743263).

The spelling of 15104320403112 in words is "fifteen trillion, one hundred four billion, three hundred twenty million, four hundred three thousand, one hundred twelve".