Base | Representation |
---|---|
bin | 1011010111111010101… |
… | …10001110100011000100 |
3 | 1101100201100110220022211 |
4 | 11223331112032203010 |
5 | 22400323131102134 |
6 | 455310243033204 |
7 | 40143220050322 |
oct | 5537526164304 |
9 | 1340640426284 |
10 | 390797519044 |
11 | 140811014239 |
12 | 638a536b804 |
13 | 2ab0cc4573a |
14 | 14cb3d20d12 |
15 | a273a72764 |
hex | 5afd58e8c4 |
390797519044 has 27 divisors (see below), whose sum is σ = 721828491951. Its totient is φ = 185103361800.
The previous prime is 390797519041. The next prime is 390797519053. The reversal of 390797519044 is 440915797093.
The square root of 390797519044 is 625138.
It is a perfect power (a square), and thus also a powerful number.
It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 390797519044.
It is not an unprimeable number, because it can be changed into a prime (390797519041) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23747019 + ... + 23763469.
Almost surely, 2390797519044 is an apocalyptic number.
390797519044 is the 625138-th square number.
It is an amenable number.
390797519044 is a deficient number, since it is larger than the sum of its proper divisors (331030972907).
390797519044 is an frugal number, since it uses more digits than its factorization.
390797519044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32944 (or 16472 counting only the distinct ones).
The product of its (nonzero) digits is 8573040, while the sum is 58.
The spelling of 390797519044 in words is "three hundred ninety billion, seven hundred ninety-seven million, five hundred nineteen thousand, forty-four".
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