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10080104987 = 31325164677
BaseRepresentation
bin10010110001101001…
…00011001000011011
3222000111111101111202
421120310203020123
5131121001324422
64344123344415
7504536323121
oct113064431033
928014441452
1010080104987
114302a58087
121b5398210b
13c48486584
146b8a55911
153dee32b92
hex258d2321b

10080104987 has 4 divisors (see below), whose sum is σ = 10405269696. Its totient is φ = 9754940280.

The previous prime is 10080104981. The next prime is 10080104989. The reversal of 10080104987 is 78940108001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 78940108001 = 333112369791.

It is a cyclic number.

It is not a de Polignac number, because 10080104987 - 24 = 10080104971 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10080104987.

It is not an unprimeable number, because it can be changed into a prime (10080104981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162582308 + ... + 162582369.

It is an arithmetic number, because the mean of its divisors is an integer number (2601317424).

Almost surely, 210080104987 is an apocalyptic number.

10080104987 is a deficient number, since it is larger than the sum of its proper divisors (325164709).

10080104987 is an equidigital number, since it uses as much as digits as its factorization.

10080104987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325164708.

The product of its (nonzero) digits is 16128, while the sum is 38.

The spelling of 10080104987 in words is "ten billion, eighty million, one hundred four thousand, nine hundred eighty-seven".

Divisors: 1 31 325164677 10080104987