Base | Representation |
---|---|
bin | 1011010111100110001… |
… | …00000111101000100000 |
3 | 1101100021022212000122102 |
4 | 11223303010013220200 |
5 | 22344444444444333 |
6 | 455241201225532 |
7 | 40136023500260 |
oct | 5536304075040 |
9 | 1340238760572 |
10 | 390624999968 |
11 | 1407326a1095 |
12 | 638576322a8 |
13 | 2aab3290948 |
14 | 14c990537a0 |
15 | a263845ae8 |
hex | 5af3107a20 |
390624999968 has 48 divisors (see below), whose sum is σ = 879005030400. Its totient is φ = 167391899136.
The previous prime is 390624999959. The next prime is 390625000001. The reversal of 390624999968 is 869999426093.
It is a junction number, because it is equal to n+sod(n) for n = 390624999895 and 390624999904.
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 7 ways as a sum of consecutive naturals, for example, 1999508 + ... + 2186156.
It is an arithmetic number, because the mean of its divisors is an integer number (18312604800).
Almost surely, 2390624999968 is an apocalyptic number.
It is an amenable number.
390624999968 is an abundant number, since it is smaller than the sum of its proper divisors (488380030432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390624999968 is a wasteful number, since it uses less digits than its factorization.
390624999968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196009 (or 196001 counting only the distinct ones).
The product of its (nonzero) digits is 408146688, while the sum is 74.
The spelling of 390624999968 in words is "three hundred ninety billion, six hundred twenty-four million, nine hundred ninety-nine thousand, nine hundred sixty-eight".
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