Base | Representation |
---|---|
bin | 1100011001010010010… |
… | …0000010000010111010 |
3 | 202100122120020001222101 |
4 | 3012110210002002322 |
5 | 11442103120333114 |
6 | 241454225014014 |
7 | 21245666016151 |
oct | 3062444020272 |
9 | 670576201871 |
10 | 212945871034 |
11 | 82345435776 |
12 | 3532b18430a |
13 | 1710841b2b0 |
14 | a44159a598 |
15 | 5814c82d74 |
hex | 31949020ba |
212945871034 has 32 divisors (see below), whose sum is σ = 348017725440. Its totient is φ = 97137677952.
The previous prime is 212945871031. The next prime is 212945871043. The reversal of 212945871034 is 430178549212.
It is not an unprimeable number, because it can be changed into a prime (212945871031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 745822 + ... + 991030.
It is an arithmetic number, because the mean of its divisors is an integer number (10875553920).
Almost surely, 2212945871034 is an apocalyptic number.
212945871034 is a deficient number, since it is larger than the sum of its proper divisors (135071854406).
212945871034 is a wasteful number, since it uses less digits than its factorization.
212945871034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245614.
The product of its (nonzero) digits is 483840, while the sum is 46.
The spelling of 212945871034 in words is "two hundred twelve billion, nine hundred forty-five million, eight hundred seventy-one thousand, thirty-four".
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