Base | Representation |
---|---|
bin | 101101001100100001… |
… | …1101001001011110111 |
3 | 100021112002011001112200 |
4 | 1122121003221023313 |
5 | 3042233112242222 |
6 | 112330515315543 |
7 | 10004111105661 |
oct | 1323103511367 |
9 | 307462131480 |
10 | 97057149687 |
11 | 3818625a103 |
12 | 169882abbb3 |
13 | 91c9c179b4 |
14 | 49aa293531 |
15 | 27d0bd3eac |
hex | 16990e92f7 |
97057149687 has 12 divisors (see below), whose sum is σ = 140221770000. Its totient is φ = 64691792928.
The previous prime is 97057149661. The next prime is 97057149689. The reversal of 97057149687 is 78694175079.
97057149687 is a `hidden beast` number, since 9 + 70 + 5 + 71 + 496 + 8 + 7 = 666.
It is not a de Polignac number, because 97057149687 - 216 = 97057084151 is a prime.
It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97057149689) 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, 1033638 + ... + 1123619.
It is an arithmetic number, because the mean of its divisors is an integer number (11685147500).
Almost surely, 297057149687 is an apocalyptic number.
97057149687 is a deficient number, since it is larger than the sum of its proper divisors (43164620313).
97057149687 is a wasteful number, since it uses less digits than its factorization.
97057149687 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2162262 (or 2162259 counting only the distinct ones).
The product of its (nonzero) digits is 26671680, while the sum is 63.
The spelling of 97057149687 in words is "ninety-seven billion, fifty-seven million, one hundred forty-nine thousand, six hundred eighty-seven".
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