Base | Representation |
---|---|
bin | 1001100000000… |
… | …10110001010101 |
3 | 12112222100010121 |
4 | 10300002301111 |
5 | 130401000000 |
6 | 11524151541 |
7 | 1655315425 |
oct | 460026125 |
9 | 175870117 |
10 | 79703125 |
11 | 40a99157 |
12 | 228385b1 |
13 | 13688218 |
14 | a82a485 |
15 | 6ee5b1a |
hex | 4c02c55 |
79703125 has 14 divisors (see below), whose sum is σ = 99647162. Its totient is φ = 63750000.
The previous prime is 79703111. The next prime is 79703131. The reversal of 79703125 is 52130797.
It can be written as a sum of positive squares in 7 ways, for example, as 66699889 + 13003236 = 8167^2 + 3606^2 .
It is not a de Polignac number, because 79703125 - 25 = 79703093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 13075 + ... + 18175.
Almost surely, 279703125 is an apocalyptic number.
It is an amenable number.
79703125 is a deficient number, since it is larger than the sum of its proper divisors (19944037).
79703125 is an frugal number, since it uses more digits than its factorization.
79703125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5131 (or 5106 counting only the distinct ones).
The product of its (nonzero) digits is 13230, while the sum is 34.
The square root of 79703125 is about 8927.6606678345. The cubic root of 79703125 is about 430.3532791706.
The spelling of 79703125 in words is "seventy-nine million, seven hundred three thousand, one hundred twenty-five".
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