Base | Representation |
---|---|
bin | 10111010000110… |
… | …100011011110110 |
3 | 1000012101112102201 |
4 | 113100310123312 |
5 | 1244403110141 |
6 | 102421055114 |
7 | 12446240164 |
oct | 2720643366 |
9 | 1005345381 |
10 | 390285046 |
11 | 19033aa28 |
12 | aa85749a |
13 | 62b1c6c8 |
14 | 39b96234 |
15 | 243e5031 |
hex | 174346f6 |
390285046 has 4 divisors (see below), whose sum is σ = 585427572. Its totient is φ = 195142522.
The previous prime is 390285013. The next prime is 390285053. The reversal of 390285046 is 640582093.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 390284996 and 390285014.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97571260 + ... + 97571263.
It is an arithmetic number, because the mean of its divisors is an integer number (146356893).
Almost surely, 2390285046 is an apocalyptic number.
390285046 is a deficient number, since it is larger than the sum of its proper divisors (195142526).
390285046 is a wasteful number, since it uses less digits than its factorization.
390285046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 195142525.
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 390285046 is about 19755.6332725630. The cubic root of 390285046 is about 730.7923129472.
The spelling of 390285046 in words is "three hundred ninety million, two hundred eighty-five thousand, forty-six".
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