Base | Representation |
---|---|
bin | 1101110001001… |
… | …0110011100000 |
3 | 11000122221022220 |
4 | 3130102303200 |
5 | 104240424304 |
6 | 5421431040 |
7 | 1300566366 |
oct | 334226340 |
9 | 130587286 |
10 | 57748704 |
11 | 2a663502 |
12 | 1740b480 |
13 | bc6c340 |
14 | 7953636 |
15 | 510aad9 |
hex | 3712ce0 |
57748704 has 48 divisors (see below), whose sum is σ = 163254672. Its totient is φ = 17768448.
The previous prime is 57748693. The next prime is 57748709. The reversal of 57748704 is 40784775.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57748709) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21889 + ... + 24384.
It is an arithmetic number, because the mean of its divisors is an integer number (3401139).
Almost surely, 257748704 is an apocalyptic number.
It is an amenable number.
57748704 is an abundant number, since it is smaller than the sum of its proper divisors (105505968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57748704 is a wasteful number, since it uses less digits than its factorization.
57748704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46299 (or 46291 counting only the distinct ones).
The product of its (nonzero) digits is 219520, while the sum is 42.
The square root of 57748704 is about 7599.2568057673. The cubic root of 57748704 is about 386.5278111537.
The spelling of 57748704 in words is "fifty-seven million, seven hundred forty-eight thousand, seven hundred four".
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