Base | Representation |
---|---|
bin | 1110100111010… |
… | …0000100111000 |
3 | 11021022222222210 |
4 | 3221310010320 |
5 | 111142332411 |
6 | 10025415120 |
7 | 1342660242 |
oct | 351640470 |
9 | 137288883 |
10 | 61292856 |
11 | 31664259 |
12 | 1863a4a0 |
13 | c910581 |
14 | 81d7092 |
15 | 55aaca6 |
hex | 3a74138 |
61292856 has 16 divisors (see below), whose sum is σ = 153232200. Its totient is φ = 20430944.
The previous prime is 61292851. The next prime is 61292893. The reversal of 61292856 is 65829216.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61292851) 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, 1276911 + ... + 1276958.
Almost surely, 261292856 is an apocalyptic number.
It is an amenable number.
61292856 is an abundant number, since it is smaller than the sum of its proper divisors (91939344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61292856 is a wasteful number, since it uses less digits than its factorization.
61292856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2553878 (or 2553874 counting only the distinct ones).
The product of its digits is 51840, while the sum is 39.
The square root of 61292856 is about 7828.9754118914. The cubic root of 61292856 is about 394.2786728721.
The spelling of 61292856 in words is "sixty-one million, two hundred ninety-two thousand, eight hundred fifty-six".
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