Base | Representation |
---|---|
bin | 1101101100101… |
… | …1011101010101 |
3 | 11000010002110101 |
4 | 3123023131111 |
5 | 104202101334 |
6 | 5411254101 |
7 | 1265241400 |
oct | 333133525 |
9 | 130102411 |
10 | 57456469 |
11 | 2a483994 |
12 | 172aa331 |
13 | bb99315 |
14 | 78b8d37 |
15 | 509e214 |
hex | 36cb755 |
57456469 has 12 divisors (see below), whose sum is σ = 67354848. Its totient is φ = 48867000.
The previous prime is 57456439. The next prime is 57456473. The reversal of 57456469 is 96465475.
It is not a de Polignac number, because 57456469 - 211 = 57454421 is a prime.
It is a super-2 number, since 2×574564692 = 6602491659895922, 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 (57456439) 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, 1944 + ... + 10894.
It is an arithmetic number, because the mean of its divisors is an integer number (5612904).
Almost surely, 257456469 is an apocalyptic number.
It is an amenable number.
57456469 is a deficient number, since it is larger than the sum of its proper divisors (9898379).
57456469 is a wasteful number, since it uses less digits than its factorization.
57456469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9096 (or 9089 counting only the distinct ones).
The product of its digits is 907200, while the sum is 46.
The square root of 57456469 is about 7580.0045514498. The cubic root of 57456469 is about 385.8747054123.
The spelling of 57456469 in words is "fifty-seven million, four hundred fifty-six thousand, four hundred sixty-nine".
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