Base | Representation |
---|---|
bin | 10111011011001… |
… | …110010101011100 |
3 | 1000101112002220012 |
4 | 113123032111130 |
5 | 1301102400242 |
6 | 102555342352 |
7 | 12511360151 |
oct | 2733162534 |
9 | 1011462805 |
10 | 393012572 |
11 | 191933187 |
12 | ab7519b8 |
13 | 63566024 |
14 | 3a2a6228 |
15 | 24783282 |
hex | 176ce55c |
393012572 has 12 divisors (see below), whose sum is σ = 694863120. Its totient is φ = 194480256.
The previous prime is 393012559. The next prime is 393012583. The reversal of 393012572 is 275210393.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506072 + ... + 506847.
It is an arithmetic number, because the mean of its divisors is an integer number (57905260).
Almost surely, 2393012572 is an apocalyptic number.
It is an amenable number.
393012572 is a deficient number, since it is larger than the sum of its proper divisors (301850548).
393012572 is a wasteful number, since it uses less digits than its factorization.
393012572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1013020 (or 1013018 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 32.
The square root of 393012572 is about 19824.5446858181. The cubic root of 393012572 is about 732.4907550465.
The spelling of 393012572 in words is "three hundred ninety-three million, twelve thousand, five hundred seventy-two".
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