Base | Representation |
---|---|
bin | 1000101011100… |
… | …01000001110011 |
3 | 12002000101000000 |
4 | 10111301001303 |
5 | 122120032312 |
6 | 11120401043 |
7 | 1542625530 |
oct | 425610163 |
9 | 162011000 |
10 | 72814707 |
11 | 38113849 |
12 | 20476183 |
13 | 12115a34 |
14 | 9955d87 |
15 | 65d4adc |
hex | 4571073 |
72814707 has 56 divisors (see below), whose sum is σ = 131509760. Its totient is φ = 39366000.
The previous prime is 72814681. The next prime is 72814747. The reversal of 72814707 is 70741827.
It is not a de Polignac number, because 72814707 - 210 = 72813683 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (72814747) by changing a digit.
It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 96582 + ... + 97332.
Almost surely, 272814707 is an apocalyptic number.
72814707 is a deficient number, since it is larger than the sum of its proper divisors (58695053).
72814707 is an equidigital number, since it uses as much as digits as its factorization.
72814707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 795 (or 780 counting only the distinct ones).
The product of its (nonzero) digits is 21952, while the sum is 36.
The square root of 72814707 is about 8533.1534030509. The cubic root of 72814707 is about 417.5800116770.
The spelling of 72814707 in words is "seventy-two million, eight hundred fourteen thousand, seven hundred seven".
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