Base | Representation |
---|---|
bin | 1101101011110… |
… | …1110000000101 |
3 | 11000000020102222 |
4 | 3122331300011 |
5 | 104143302300 |
6 | 5410142125 |
7 | 1264615613 |
oct | 332756005 |
9 | 130006388 |
10 | 57400325 |
11 | 2a445794 |
12 | 17281945 |
13 | bb798b8 |
14 | 78a26b3 |
15 | 508c785 |
hex | 36bdc05 |
57400325 has 12 divisors (see below), whose sum is σ = 72521028. Its totient is φ = 45052800.
The previous prime is 57400303. The next prime is 57400327. The reversal of 57400325 is 52300475.
It can be written as a sum of positive squares in 6 ways, for example, as 2076481 + 55323844 = 1441^2 + 7438^2 .
It is not a de Polignac number, because 57400325 - 26 = 57400261 is a prime.
It is a hoax number, since the sum of its digits (26) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57400294 and 57400303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57400327) 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, 20336 + ... + 22985.
It is an arithmetic number, because the mean of its divisors is an integer number (6043419).
Almost surely, 257400325 is an apocalyptic number.
It is an amenable number.
57400325 is a deficient number, since it is larger than the sum of its proper divisors (15120703).
57400325 is a wasteful number, since it uses less digits than its factorization.
57400325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43384 (or 43379 counting only the distinct ones).
The product of its (nonzero) digits is 4200, while the sum is 26.
The square root of 57400325 is about 7576.3002184444. The cubic root of 57400325 is about 385.7489777079.
The spelling of 57400325 in words is "fifty-seven million, four hundred thousand, three hundred twenty-five".
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