Base | Representation |
---|---|
bin | 1110100101110… |
… | …0011010001000 |
3 | 11021011002000021 |
4 | 3221130122020 |
5 | 111131232122 |
6 | 10023350224 |
7 | 1342104511 |
oct | 351343210 |
9 | 137132007 |
10 | 61195912 |
11 | 315a8438 |
12 | 185b2374 |
13 | c8a83cb |
14 | 81ada08 |
15 | 558c1c7 |
hex | 3a5c688 |
61195912 has 8 divisors (see below), whose sum is σ = 114742350. Its totient is φ = 30597952.
The previous prime is 61195907. The next prime is 61195913. The reversal of 61195912 is 21959116.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 54257956 + 6937956 = 7366^2 + 2634^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (61195913) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3824737 + ... + 3824752.
Almost surely, 261195912 is an apocalyptic number.
It is an amenable number.
61195912 is a deficient number, since it is larger than the sum of its proper divisors (53546438).
61195912 is a wasteful number, since it uses less digits than its factorization.
61195912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7649495 (or 7649491 counting only the distinct ones).
The product of its digits is 4860, while the sum is 34.
The square root of 61195912 is about 7822.7816024736. The cubic root of 61195912 is about 394.0706925642.
The spelling of 61195912 in words is "sixty-one million, one hundred ninety-five thousand, nine hundred twelve".
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