Base | Representation |
---|---|
bin | 10111010001001… |
… | …011100011000000 |
3 | 1000012120100021212 |
4 | 113101023203000 |
5 | 1244414122322 |
6 | 102423105252 |
7 | 12450113162 |
oct | 2721134300 |
9 | 1005510255 |
10 | 390379712 |
11 | 1903a5068 |
12 | aa8a2228 |
13 | 62b53818 |
14 | 39bbc932 |
15 | 244130e2 |
hex | 1744b8c0 |
390379712 has 28 divisors (see below), whose sum is σ = 780775680. Its totient is φ = 193648896.
The previous prime is 390379709. The next prime is 390379723. The reversal of 390379712 is 217973093.
390379712 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 390379712.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15887 + ... + 32142.
Almost surely, 2390379712 is an apocalyptic number.
390379712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
390379712 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390379712 is a wasteful number, since it uses less digits than its factorization.
390379712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48168 (or 48158 counting only the distinct ones).
The product of its (nonzero) digits is 71442, while the sum is 41.
The square root of 390379712 is about 19758.0290515021. The cubic root of 390379712 is about 730.8513942034.
The spelling of 390379712 in words is "three hundred ninety million, three hundred seventy-nine thousand, seven hundred twelve".
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