Base | Representation |
---|---|
bin | 10111101100100… |
… | …000010110001011 |
3 | 1000201001021012020 |
4 | 113230200112023 |
5 | 1303232332140 |
6 | 103240415523 |
7 | 12565025616 |
oct | 2754402613 |
9 | 1021037166 |
10 | 397542795 |
11 | 194447871 |
12 | b11775a3 |
13 | 64491030 |
14 | 3ab2517d |
15 | 24d7a6d0 |
hex | 17b2058b |
397542795 has 64 divisors (see below), whose sum is σ = 733286400. Its totient is φ = 182269440.
The previous prime is 397542781. The next prime is 397542799. The reversal of 397542795 is 597245793.
397542795 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 397542795 - 216 = 397477259 is a prime.
It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (397542799) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 225126 + ... + 226884.
It is an arithmetic number, because the mean of its divisors is an integer number (11457600).
Almost surely, 2397542795 is an apocalyptic number.
397542795 is a deficient number, since it is larger than the sum of its proper divisors (335743605).
397542795 is a wasteful number, since it uses less digits than its factorization.
397542795 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1860.
The product of its digits is 2381400, while the sum is 51.
The square root of 397542795 is about 19938.4752426057. The cubic root of 397542795 is about 735.2944629752.
The spelling of 397542795 in words is "three hundred ninety-seven million, five hundred forty-two thousand, seven hundred ninety-five".
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