Base | Representation |
---|---|
bin | 11110001101110… |
… | …110100110011000 |
3 | 1022022220121220120 |
4 | 132031312212120 |
5 | 2014234313432 |
6 | 122145353240 |
7 | 15363662325 |
oct | 3615664630 |
9 | 1268817816 |
10 | 506947992 |
11 | 240182591 |
12 | 121938820 |
13 | 81048735 |
14 | 4b483b4c |
15 | 2e78bc2c |
hex | 1e376998 |
506947992 has 64 divisors (see below), whose sum is σ = 1283420160. Its totient is φ = 166857600.
The previous prime is 506947979. The next prime is 506947999. The reversal of 506947992 is 299749605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (506947999) 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, 1203942 + ... + 1204362.
It is an arithmetic number, because the mean of its divisors is an integer number (20053440).
Almost surely, 2506947992 is an apocalyptic number.
506947992 is the 18384-th pentagonal number.
It is an amenable number.
506947992 is an abundant number, since it is smaller than the sum of its proper divisors (776472168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
506947992 is a wasteful number, since it uses less digits than its factorization.
506947992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 944 (or 940 counting only the distinct ones).
The product of its (nonzero) digits is 1224720, while the sum is 51.
The square root of 506947992 is about 22515.5055905925. The cubic root of 506947992 is about 797.3600437045.
The spelling of 506947992 in words is "five hundred six million, nine hundred forty-seven thousand, nine hundred ninety-two".
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