Base | Representation |
---|---|
bin | 11000101100111… |
… | …01000111000000 |
3 | 112102220111210021 |
4 | 30112131013000 |
5 | 411021303432 |
6 | 32321143224 |
7 | 5064165340 |
oct | 1426350700 |
9 | 472814707 |
10 | 207212992 |
11 | a6a6a208 |
12 | 5948ab14 |
13 | 33c1144c |
14 | 1d73cd20 |
15 | 132d1697 |
hex | c59d1c0 |
207212992 has 28 divisors (see below), whose sum is σ = 469930480. Its totient is φ = 88805376.
The previous prime is 207212981. The next prime is 207213007. The reversal of 207212992 is 299212702.
It is a tau number, because it is divible by the number of its divisors (28).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230817 + ... + 231712.
Almost surely, 2207212992 is an apocalyptic number.
It is an amenable number.
207212992 is an abundant number, since it is smaller than the sum of its proper divisors (262717488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207212992 is an equidigital number, since it uses as much as digits as its factorization.
207212992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462548 (or 462538 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 207212992 is about 14394.8946505350. The cubic root of 207212992 is about 591.7509909660.
The spelling of 207212992 in words is "two hundred seven million, two hundred twelve thousand, nine hundred ninety-two".
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