Base | Representation |
---|---|
bin | 1100011000000011110… |
… | …1010101110000110011 |
3 | 202022210122022201100001 |
4 | 3012000331111300303 |
5 | 11440414420223300 |
6 | 241401435210431 |
7 | 21234563231041 |
oct | 3060075256063 |
9 | 668718281301 |
10 | 212616961075 |
11 | 82196805862 |
12 | 35258ba6a17 |
13 | 1708523a70c |
14 | a40da1d391 |
15 | 57e5e6316a |
hex | 3180f55c33 |
212616961075 has 48 divisors (see below), whose sum is σ = 272156643360. Its totient is φ = 164701255680.
The previous prime is 212616961043. The next prime is 212616961079. The reversal of 212616961075 is 570169616212.
It is not a de Polignac number, because 212616961075 - 25 = 212616961043 is a prime.
It is not an unprimeable number, because it can be changed into a prime (212616961079) 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, 31858939 + ... + 31865611.
It is an arithmetic number, because the mean of its divisors is an integer number (5669930070).
Almost surely, 2212616961075 is an apocalyptic number.
212616961075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
212616961075 is a deficient number, since it is larger than the sum of its proper divisors (59539682285).
212616961075 is a wasteful number, since it uses less digits than its factorization.
212616961075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7048 (or 7043 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 46.
The spelling of 212616961075 in words is "two hundred twelve billion, six hundred sixteen million, nine hundred sixty-one thousand, seventy-five".
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