Base | Representation |
---|---|
bin | 1000101001111… |
… | …11101101000011 |
3 | 12001122002212100 |
4 | 10110333231003 |
5 | 122042101200 |
6 | 11112201443 |
7 | 1541124522 |
oct | 424775503 |
9 | 161562770 |
10 | 72612675 |
11 | 37a95a83 |
12 | 20399283 |
13 | 12074aa5 |
14 | 99024b9 |
15 | 6594d00 |
hex | 453fb43 |
72612675 has 36 divisors (see below), whose sum is σ = 130849264. Its totient is φ = 38491200.
The previous prime is 72612671. The next prime is 72612689. The reversal of 72612675 is 57621627.
It is not a de Polignac number, because 72612675 - 22 = 72612671 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (72612671) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 39834 + ... + 41616.
Almost surely, 272612675 is an apocalyptic number.
72612675 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
72612675 is a deficient number, since it is larger than the sum of its proper divisors (58236589).
72612675 is a wasteful number, since it uses less digits than its factorization.
72612675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1980 (or 1972 counting only the distinct ones).
The product of its digits is 35280, while the sum is 36.
The square root of 72612675 is about 8521.3071180424. The cubic root of 72612675 is about 417.1934475018.
The spelling of 72612675 in words is "seventy-two million, six hundred twelve thousand, six hundred seventy-five".
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