Base | Representation |
---|---|
bin | 1000100110100… |
… | …11010011100010 |
3 | 12000210112210212 |
4 | 10103103103202 |
5 | 121433344144 |
6 | 11054454122 |
7 | 1534265204 |
oct | 423232342 |
9 | 160715725 |
10 | 72168674 |
11 | 37812436 |
12 | 20204342 |
13 | 11c4a976 |
14 | 9828774 |
15 | 650849e |
hex | 44d34e2 |
72168674 has 8 divisors (see below), whose sum is σ = 108397548. Its totient is φ = 36036160.
The previous prime is 72168659. The next prime is 72168697. The reversal of 72168674 is 47686127.
It can be written as a sum of positive squares in 2 ways, for example, as 50481025 + 21687649 = 7105^2 + 4657^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22187 + ... + 25230.
Almost surely, 272168674 is an apocalyptic number.
72168674 is a deficient number, since it is larger than the sum of its proper divisors (36228874).
72168674 is a wasteful number, since it uses less digits than its factorization.
72168674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48180.
The product of its digits is 112896, while the sum is 41.
The square root of 72168674 is about 8495.2147706812. The cubic root of 72168674 is about 416.3413779733.
The spelling of 72168674 in words is "seventy-two million, one hundred sixty-eight thousand, six hundred seventy-four".
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