Base | Representation |
---|---|
bin | 1100000000010111101… |
… | …0001100100101000000 |
3 | 201201101110000021202021 |
4 | 3000011322030211000 |
5 | 11334403414302120 |
6 | 234430423331224 |
7 | 20621153302423 |
oct | 3000572144500 |
9 | 651343007667 |
10 | 206257572160 |
11 | 7a523027842 |
12 | 33b832b0b14 |
13 | 165b087c0b3 |
14 | 9da91bb9ba |
15 | 55729d9aaa |
hex | 3005e8c940 |
206257572160 has 56 divisors (see below), whose sum is σ = 492433514496. Its totient is φ = 82287567360.
The previous prime is 206257572133. The next prime is 206257572161. The reversal of 206257572160 is 61275752602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206257572161) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718896 + ... + 964015.
It is an arithmetic number, because the mean of its divisors is an integer number (8793455616).
Almost surely, 2206257572160 is an apocalyptic number.
206257572160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
206257572160 is an abundant number, since it is smaller than the sum of its proper divisors (286175942336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206257572160 is a wasteful number, since it uses less digits than its factorization.
206257572160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1683311 (or 1683301 counting only the distinct ones).
The product of its (nonzero) digits is 352800, while the sum is 43.
The spelling of 206257572160 in words is "two hundred six billion, two hundred fifty-seven million, five hundred seventy-two thousand, one hundred sixty".
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