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10142000557 = 1319109337567
BaseRepresentation
bin10010111001000001…
…01010010110101101
3222011210222000021021
421130200222112231
5131232323004212
64354214134141
7506220403513
oct113440522655
928153860237
1010142000557
114334993147
121b70651351
13c58248280
146c2d684b3
153e55ac307
hex25c82a5ad

10142000557 has 16 divisors (see below), whose sum is σ = 11507829760. Its totient is φ = 8860767552.

The previous prime is 10142000513. The next prime is 10142000591. The reversal of 10142000557 is 75500024101.

It is not a de Polignac number, because 10142000557 - 211 = 10141998509 is a prime.

It is the 100708-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10142000507) by changing a digit.

It is a nontrivial repunit in base 100707.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251188 + ... + 288754.

It is an arithmetic number, because the mean of its divisors is an integer number (719239360).

Almost surely, 210142000557 is an apocalyptic number.

It is an amenable number.

10142000557 is a deficient number, since it is larger than the sum of its proper divisors (1365829203).

10142000557 is a wasteful number, since it uses less digits than its factorization.

10142000557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38692.

The product of its (nonzero) digits is 1400, while the sum is 25.

Adding to 10142000557 its reverse (75500024101), we get a palindrome (85642024658).

The spelling of 10142000557 in words is "ten billion, one hundred forty-two million, five hundred fifty-seven", and thus it is an aban number.

Divisors: 1 13 19 247 1093 14209 20767 37567 269971 488371 713773 9279049 41060731 533789503 780153889 10142000557