Base | Representation |
---|---|
bin | 11011101111011001111001 |
3 | 111200110101110 |
4 | 123233121321 |
5 | 3330201212 |
6 | 415510533 |
7 | 115545222 |
oct | 33573171 |
9 | 14613343 |
10 | 7272057 |
11 | 4117671 |
12 | 2528449 |
13 | 1677cc0 |
14 | d74249 |
15 | 989a3c |
hex | 6ef679 |
7272057 has 16 divisors (see below), whose sum is σ = 10505600. Its totient is φ = 4447872.
The previous prime is 7272049. The next prime is 7272059. The reversal of 7272057 is 7502727.
It is not a de Polignac number, because 7272057 - 23 = 7272049 is a prime.
It is a super-2 number, since 2×72720572 = 105765626022498, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7272059) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7293 + ... + 8229.
It is an arithmetic number, because the mean of its divisors is an integer number (656600).
Almost surely, 27272057 is an apocalyptic number.
It is an amenable number.
7272057 is a deficient number, since it is larger than the sum of its proper divisors (3233543).
7272057 is a wasteful number, since it uses less digits than its factorization.
7272057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1152.
The product of its (nonzero) digits is 6860, while the sum is 30.
The square root of 7272057 is about 2696.6751750999. The cubic root of 7272057 is about 193.7399090131.
The spelling of 7272057 in words is "seven million, two hundred seventy-two thousand, fifty-seven".
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