Base | Representation |
---|---|
bin | 100001110100011001… |
… | …0111011111011011001 |
3 | 20221110101000112210010 |
4 | 1003220302323323121 |
5 | 2142214014043023 |
6 | 53210304512133 |
7 | 5150501351166 |
oct | 1035062737331 |
9 | 227411015703 |
10 | 72625143513 |
11 | 2888900026a |
12 | 120aa01b649 |
13 | 6b05281c00 |
14 | 372d52106d |
15 | 1d50d0b093 |
hex | 10e8cbbed9 |
72625143513 has 24 divisors (see below), whose sum is σ = 105835271328. Its totient is φ = 44274676992.
The previous prime is 72625143511. The next prime is 72625143541. The reversal of 72625143513 is 31534152627.
It is not a de Polignac number, because 72625143513 - 21 = 72625143511 is a prime.
It is a super-2 number, since 2×726251435132 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (72625143511) 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, 615120 + ... + 723617.
It is an arithmetic number, because the mean of its divisors is an integer number (4409802972).
Almost surely, 272625143513 is an apocalyptic number.
It is an amenable number.
72625143513 is a deficient number, since it is larger than the sum of its proper divisors (33210127815).
72625143513 is a wasteful number, since it uses less digits than its factorization.
72625143513 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1338873 (or 1338860 counting only the distinct ones).
The product of its digits is 151200, while the sum is 39.
The spelling of 72625143513 in words is "seventy-two billion, six hundred twenty-five million, one hundred forty-three thousand, five hundred thirteen".
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