Base | Representation |
---|---|
bin | 11000101110100… |
… | …11001110101000 |
3 | 112110022202212100 |
4 | 30113103032220 |
5 | 411100402124 |
6 | 32330013400 |
7 | 5066110533 |
oct | 1427231650 |
9 | 473282770 |
10 | 207434664 |
11 | a7100808 |
12 | 59577260 |
13 | 33c8b308 |
14 | 1d799a1a |
15 | 133271c9 |
hex | c5d33a8 |
207434664 has 48 divisors (see below), whose sum is σ = 562547700. Its totient is φ = 69053184.
The previous prime is 207434657. The next prime is 207434693. The reversal of 207434664 is 466434702.
207434664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 181117764 + 26316900 = 13458^2 + 5130^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72982 + ... + 75770.
Almost surely, 2207434664 is an apocalyptic number.
207434664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
207434664 is an abundant number, since it is smaller than the sum of its proper divisors (355113036).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207434664 is a wasteful number, since it uses less digits than its factorization.
207434664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3834 (or 3827 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 36.
The square root of 207434664 is about 14402.5922666720. The cubic root of 207434664 is about 591.9619299234.
The spelling of 207434664 in words is "two hundred seven million, four hundred thirty-four thousand, six hundred sixty-four".
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