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10122557317 = 319716132087
BaseRepresentation
bin10010110110101100…
…11111011110000101
3222010110101012011021
421123112133132011
5131212333313232
64352241311141
7505563213625
oct113326373605
928113335137
1010122557317
114324a13154
121b660354b1
13c541cb3b2
146c0546885
153e3a1b397
hex25b59f785

10122557317 has 16 divisors (see below), whose sum is σ = 10568420352. Its totient is φ = 9684380160.

The previous prime is 10122557309. The next prime is 10122557321. The reversal of 10122557317 is 71375522101.

It is not a de Polignac number, because 10122557317 - 23 = 10122557309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10122557327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4849248 + ... + 4851334.

It is an arithmetic number, because the mean of its divisors is an integer number (660526272).

Almost surely, 210122557317 is an apocalyptic number.

It is an amenable number.

10122557317 is a deficient number, since it is larger than the sum of its proper divisors (445863035).

10122557317 is a wasteful number, since it uses less digits than its factorization.

10122557317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828.

The product of its (nonzero) digits is 14700, while the sum is 34.

The spelling of 10122557317 in words is "ten billion, one hundred twenty-two million, five hundred fifty-seven thousand, three hundred seventeen".

Divisors: 1 31 97 1613 2087 3007 50003 64697 156461 202439 3366331 4850291 6275609 104356261 326534107 10122557317