Base | Representation |
---|---|
bin | 1110100110111… |
… | …1001001100011 |
3 | 11021021222022100 |
4 | 3221233021203 |
5 | 111141211200 |
6 | 10025141443 |
7 | 1342544352 |
oct | 351571143 |
9 | 137258270 |
10 | 61272675 |
11 | 31650082 |
12 | 1862a883 |
13 | c904329 |
14 | 81cd999 |
15 | 55a4d00 |
hex | 3a6f263 |
61272675 has 72 divisors (see below), whose sum is σ = 118211184. Its totient is φ = 30228480.
The previous prime is 61272671. The next prime is 61272683. The reversal of 61272675 is 57627216.
It is not a de Polignac number, because 61272675 - 22 = 61272671 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61272671) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 317379 + ... + 317571.
It is an arithmetic number, because the mean of its divisors is an integer number (1641822).
Almost surely, 261272675 is an apocalyptic number.
61272675 is a deficient number, since it is larger than the sum of its proper divisors (56938509).
61272675 is a wasteful number, since it uses less digits than its factorization.
61272675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309 (or 301 counting only the distinct ones).
The product of its digits is 35280, while the sum is 36.
The square root of 61272675 is about 7827.6864398109. The cubic root of 61272675 is about 394.2353953361.
The spelling of 61272675 in words is "sixty-one million, two hundred seventy-two thousand, six hundred seventy-five".
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