Base | Representation |
---|---|
bin | 1000101010011… |
… | …10011010011101 |
3 | 12001202011111211 |
4 | 10111032122131 |
5 | 122101013200 |
6 | 11113344421 |
7 | 1541465263 |
oct | 425163235 |
9 | 161664454 |
10 | 72672925 |
11 | 38027276 |
12 | 20408111 |
13 | 12096340 |
14 | 991a433 |
15 | 65a7aba |
hex | 454e69d |
72672925 has 24 divisors (see below), whose sum is σ = 97493760. Its totient is φ = 53419200.
The previous prime is 72672917. The next prime is 72672931. The reversal of 72672925 is 52927627.
It is not a de Polignac number, because 72672925 - 23 = 72672917 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100716 + ... + 101434.
It is an arithmetic number, because the mean of its divisors is an integer number (4062240).
Almost surely, 272672925 is an apocalyptic number.
It is an amenable number.
72672925 is a deficient number, since it is larger than the sum of its proper divisors (24820835).
72672925 is a wasteful number, since it uses less digits than its factorization.
72672925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1053 (or 1048 counting only the distinct ones).
The product of its digits is 105840, while the sum is 40.
The square root of 72672925 is about 8524.8416407579. The cubic root of 72672925 is about 417.3088036536.
The spelling of 72672925 in words is "seventy-two million, six hundred seventy-two thousand, nine hundred twenty-five".
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