Base | Representation |
---|---|
bin | 10111010000010… |
… | …011111001011000 |
3 | 1000012010202121111 |
4 | 113100103321120 |
5 | 1244334324033 |
6 | 102414150104 |
7 | 12445143466 |
oct | 2720237130 |
9 | 1005122544 |
10 | 390151768 |
11 | 190259886 |
12 | aa7b2334 |
13 | 62aa3b46 |
14 | 39b5d836 |
15 | 243ba7cd |
hex | 17413e58 |
390151768 has 32 divisors (see below), whose sum is σ = 777288960. Its totient is φ = 182955520.
The previous prime is 390151693. The next prime is 390151781. The reversal of 390151768 is 867151093.
It is a self number, because there is not a number n which added to its sum of digits gives 390151768.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34953 + ... + 44743.
It is an arithmetic number, because the mean of its divisors is an integer number (24290280).
Almost surely, 2390151768 is an apocalyptic number.
It is an amenable number.
390151768 is a deficient number, since it is larger than the sum of its proper divisors (387137192).
390151768 is a wasteful number, since it uses less digits than its factorization.
390151768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10107 (or 10103 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 40.
The square root of 390151768 is about 19752.2598200813. The cubic root of 390151768 is about 730.7091176622.
The spelling of 390151768 in words is "three hundred ninety million, one hundred fifty-one thousand, seven hundred sixty-eight".
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