Base | Representation |
---|---|
bin | 1110100110101… |
… | …0110111001000 |
3 | 11021021002012212 |
4 | 3221222313020 |
5 | 111140130422 |
6 | 10024524252 |
7 | 1342442222 |
oct | 351526710 |
9 | 137232185 |
10 | 61255112 |
11 | 31638966 |
12 | 18620688 |
13 | c8c9339 |
14 | 81c7412 |
15 | 559e9e2 |
hex | 3a6adc8 |
61255112 has 32 divisors (see below), whose sum is σ = 116923800. Its totient is φ = 30081024.
The previous prime is 61255111. The next prime is 61255123. The reversal of 61255112 is 21155216.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 55562116 + 5692996 = 7454^2 + 2386^2 .
It is a super-2 number, since 2×612551122 = 7504377492265088, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (61255111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149564 + ... + 149972.
Almost surely, 261255112 is an apocalyptic number.
It is an amenable number.
61255112 is a deficient number, since it is larger than the sum of its proper divisors (55668688).
61255112 is a wasteful number, since it uses less digits than its factorization.
61255112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 705 (or 701 counting only the distinct ones).
The product of its digits is 600, while the sum is 23.
The square root of 61255112 is about 7826.5645081351. The cubic root of 61255112 is about 394.1977242867.
The spelling of 61255112 in words is "sixty-one million, two hundred fifty-five thousand, one hundred twelve".
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