Base | Representation |
---|---|
bin | 110001011110110… |
… | …110111101000000 |
3 | 2010212010011020212 |
4 | 301132312331000 |
5 | 3200011013432 |
6 | 214213253252 |
7 | 26400232265 |
oct | 6136667500 |
9 | 2125104225 |
10 | 830172992 |
11 | 39667a290 |
12 | 1b2034228 |
13 | 102cb882c |
14 | 7c38126c |
15 | 4cd372b2 |
hex | 317b6f40 |
830172992 has 28 divisors (see below), whose sum is σ = 1797137376. Its totient is φ = 377351040.
The previous prime is 830172989. The next prime is 830172997. The reversal of 830172992 is 299271038.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830172997) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588908 + ... + 590315.
Almost surely, 2830172992 is an apocalyptic number.
It is an amenable number.
830172992 is an abundant number, since it is smaller than the sum of its proper divisors (966964384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
830172992 is a wasteful number, since it uses less digits than its factorization.
830172992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1179246 (or 1179236 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 830172992 is about 28812.7227453429. The cubic root of 830172992 is about 939.8449238670.
The spelling of 830172992 in words is "eight hundred thirty million, one hundred seventy-two thousand, nine hundred ninety-two".
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