Base | Representation |
---|---|
bin | 1110100101110… |
… | …1011110010011 |
3 | 11021011021222212 |
4 | 3221131132103 |
5 | 111131402100 |
6 | 10023422335 |
7 | 1342123313 |
oct | 351353623 |
9 | 137137885 |
10 | 61200275 |
11 | 31600744 |
12 | 185b49ab |
13 | c8aa3a6 |
14 | 81b1443 |
15 | 558d635 |
hex | 3a5d793 |
61200275 has 12 divisors (see below), whose sum is σ = 75986952. Its totient is φ = 48896640.
The previous prime is 61200259. The next prime is 61200277. The reversal of 61200275 is 57200216.
It is not a de Polignac number, because 61200275 - 24 = 61200259 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 61200275.
It is not an unprimeable number, because it can be changed into a prime (61200277) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31739 + ... + 33611.
It is an arithmetic number, because the mean of its divisors is an integer number (6332246).
Almost surely, 261200275 is an apocalyptic number.
61200275 is a deficient number, since it is larger than the sum of its proper divisors (14786677).
61200275 is a wasteful number, since it uses less digits than its factorization.
61200275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3190 (or 3185 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 61200275 is about 7823.0604625044. The cubic root of 61200275 is about 394.0800575120.
The spelling of 61200275 in words is "sixty-one million, two hundred thousand, two hundred seventy-five".
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