Base | Representation |
---|---|
bin | 10010110101101000… |
… | …10000001100101111 |
3 | 222002211111012011100 |
4 | 21122310100030233 |
5 | 131203034104441 |
6 | 4351321054143 |
7 | 505424012301 |
oct | 113264201457 |
9 | 28084435140 |
10 | 10113581871 |
11 | 431a942828 |
12 | 1b63027353 |
13 | c523a7c93 |
14 | 6bd28b971 |
15 | 3e2d46cb6 |
hex | 25ad1032f |
10113581871 has 12 divisors (see below), whose sum is σ = 14919327072. Its totient is φ = 6598932576.
The previous prime is 10113581869. The next prime is 10113581909. The reversal of 10113581871 is 17818531101.
10113581871 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 3 + 581 + 8 + 71 = 666.
It is not a de Polignac number, because 10113581871 - 21 = 10113581869 is a prime.
It is a super-2 number, since 2×101135818712 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10113581371) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11954166 + ... + 11955011.
It is an arithmetic number, because the mean of its divisors is an integer number (1243277256).
Almost surely, 210113581871 is an apocalyptic number.
10113581871 is a deficient number, since it is larger than the sum of its proper divisors (4805745201).
10113581871 is a wasteful number, since it uses less digits than its factorization.
10113581871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23909230 (or 23909227 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 36.
The spelling of 10113581871 in words is "ten billion, one hundred thirteen million, five hundred eighty-one thousand, eight hundred seventy-one".
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