Base | Representation |
---|---|
bin | 1000101000011… |
… | …10010101110001 |
3 | 12001020211111200 |
4 | 10110032111301 |
5 | 122014113411 |
6 | 11104001413 |
7 | 1536323163 |
oct | 424162561 |
9 | 161224450 |
10 | 72410481 |
11 | 37968080 |
12 | 20300269 |
13 | 12003a50 |
14 | 988c933 |
15 | 6554e56 |
hex | 450e571 |
72410481 has 24 divisors (see below), whose sum is σ = 122880576. Its totient is φ = 40508640.
The previous prime is 72410479. The next prime is 72410483. The reversal of 72410481 is 18401427.
It is an interprime number because it is at equal distance from previous prime (72410479) and next prime (72410483).
It is not a de Polignac number, because 72410481 - 21 = 72410479 is a prime.
It is a super-2 number, since 2×724104812 = 10486555517302722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (72410483) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26845 + ... + 29418.
It is an arithmetic number, because the mean of its divisors is an integer number (5120024).
Almost surely, 272410481 is an apocalyptic number.
It is an amenable number.
72410481 is a deficient number, since it is larger than the sum of its proper divisors (50470095).
72410481 is a wasteful number, since it uses less digits than its factorization.
72410481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56293 (or 56290 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 27.
The square root of 72410481 is about 8509.4348225954. The cubic root of 72410481 is about 416.8058547966.
The spelling of 72410481 in words is "seventy-two million, four hundred ten thousand, four hundred eighty-one".
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