Base | Representation |
---|---|
bin | 11110010001110… |
… | …000110100111011 |
3 | 1022101211200211222 |
4 | 132101300310323 |
5 | 2020020113143 |
6 | 122223342255 |
7 | 15405461423 |
oct | 3621606473 |
9 | 1271750758 |
10 | 507972923 |
11 | 240812637 |
12 | 12215198b |
13 | 813170c3 |
14 | 4b66d483 |
15 | 2e8e0768 |
hex | 1e470d3b |
507972923 has 8 divisors (see below), whose sum is σ = 541478400. Its totient is φ = 475144488.
The previous prime is 507972919. The next prime is 507972931. The reversal of 507972923 is 329279705.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 507972923 - 22 = 507972919 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (507972523) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167711 + ... + 170712.
It is an arithmetic number, because the mean of its divisors is an integer number (67684800).
Almost surely, 2507972923 is an apocalyptic number.
507972923 is a deficient number, since it is larger than the sum of its proper divisors (33505477).
507972923 is a wasteful number, since it uses less digits than its factorization.
507972923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338521.
The product of its (nonzero) digits is 238140, while the sum is 44.
The square root of 507972923 is about 22538.2546573598. The cubic root of 507972923 is about 797.8970408599.
The spelling of 507972923 in words is "five hundred seven million, nine hundred seventy-two thousand, nine hundred twenty-three".
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