Base | Representation |
---|---|
bin | 10111010001101… |
… | …110000010010110 |
3 | 1000012211112002002 |
4 | 113101232002112 |
5 | 1244433132412 |
6 | 102430115302 |
7 | 12451242065 |
oct | 2721560226 |
9 | 1005745062 |
10 | 390520982 |
11 | 190491215 |
12 | aa94bb32 |
13 | 62ba2c07 |
14 | 39c181dc |
15 | 2443edc2 |
hex | 1746e096 |
390520982 has 8 divisors (see below), whose sum is σ = 600068952. Its totient is φ = 190498000.
The previous prime is 390520973. The next prime is 390520987. The reversal of 390520982 is 289025093.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (390520987) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2381144 + ... + 2381307.
It is an arithmetic number, because the mean of its divisors is an integer number (75008619).
Almost surely, 2390520982 is an apocalyptic number.
390520982 is a deficient number, since it is larger than the sum of its proper divisors (209547970).
390520982 is a wasteful number, since it uses less digits than its factorization.
390520982 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4762494.
The product of its (nonzero) digits is 38880, while the sum is 38.
The square root of 390520982 is about 19761.6037304668. The cubic root of 390520982 is about 730.9395433579.
The spelling of 390520982 in words is "three hundred ninety million, five hundred twenty thousand, nine hundred eighty-two".
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