Base | Representation |
---|---|
bin | 1100111110101… |
… | …1110111000001 |
3 | 10210110000101100 |
4 | 3033223313001 |
5 | 102414142312 |
6 | 5222525013 |
7 | 1230522165 |
oct | 317536701 |
9 | 123400340 |
10 | 54443457 |
11 | 288061a2 |
12 | 16296769 |
13 | b382a83 |
14 | 7332ca5 |
15 | 4ba65dc |
hex | 33ebdc1 |
54443457 has 12 divisors (see below), whose sum is σ = 78791440. Its totient is φ = 36226008.
The previous prime is 54443413. The next prime is 54443491. The reversal of 54443457 is 75434445.
It is not a de Polignac number, because 54443457 - 210 = 54442433 is a prime.
It is a super-2 number, since 2×544434572 = 5928180020221698, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54443407) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 607 + ... + 10452.
Almost surely, 254443457 is an apocalyptic number.
It is an amenable number.
54443457 is a deficient number, since it is larger than the sum of its proper divisors (24347983).
54443457 is a wasteful number, since it uses less digits than its factorization.
54443457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11612 (or 11609 counting only the distinct ones).
The product of its digits is 134400, while the sum is 36.
The square root of 54443457 is about 7378.5809611334. The cubic root of 54443457 is about 379.0081636957.
The spelling of 54443457 in words is "fifty-four million, four hundred forty-three thousand, four hundred fifty-seven".
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