Base | Representation |
---|---|
bin | 111011001100001111101… |
… | …1101111110010111100101 |
3 | 1001210201100210112022011100 |
4 | 1312120133131332113211 |
5 | 2031241340134304312 |
6 | 25145131335430313 |
7 | 1466514512066532 |
oct | 166303735762745 |
9 | 31721323468140 |
10 | 8135196009957 |
11 | 2657132077575 |
12 | ab47a4825399 |
13 | 4701b81156a3 |
14 | 201a61c6dd89 |
15 | e193604c5dc |
hex | 7661f77e5e5 |
8135196009957 has 48 divisors (see below), whose sum is σ = 12194151540480. Its totient is φ = 5222349849600.
The previous prime is 8135196009953. The next prime is 8135196009961. The reversal of 8135196009957 is 7599006915318.
8135196009957 is a `hidden beast` number, since 8 + 1 + 3 + 5 + 19 + 600 + 9 + 9 + 5 + 7 = 666.
It is an interprime number because it is at equal distance from previous prime (8135196009953) and next prime (8135196009961).
It is not a de Polignac number, because 8135196009957 - 22 = 8135196009953 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 8135196009894 and 8135196009903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8135196009953) 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, 84402282 + ... + 84498612.
It is an arithmetic number, because the mean of its divisors is an integer number (254044823760).
Almost surely, 28135196009957 is an apocalyptic number.
It is an amenable number.
8135196009957 is a deficient number, since it is larger than the sum of its proper divisors (4058955530523).
8135196009957 is a wasteful number, since it uses less digits than its factorization.
8135196009957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99354 (or 99351 counting only the distinct ones).
The product of its (nonzero) digits is 18370800, while the sum is 63.
The spelling of 8135196009957 in words is "eight trillion, one hundred thirty-five billion, one hundred ninety-six million, nine thousand, nine hundred fifty-seven".
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