Base | Representation |
---|---|
bin | 1101101001011… |
… | …1101100110110 |
3 | 10222201022122120 |
4 | 3122113230312 |
5 | 104123310340 |
6 | 5402540410 |
7 | 1263366333 |
oct | 332275466 |
9 | 128638576 |
10 | 57244470 |
11 | 2a349688 |
12 | 17207706 |
13 | bb2398a |
14 | 786198a |
15 | 505b4d0 |
hex | 3697b36 |
57244470 has 32 divisors (see below), whose sum is σ = 143361792. Its totient is φ = 14601312.
The previous prime is 57244469. The next prime is 57244471. The reversal of 57244470 is 7444275.
It is an interprime number because it is at equal distance from previous prime (57244469) and next prime (57244471).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57244471) 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, 40792 + ... + 42171.
It is an arithmetic number, because the mean of its divisors is an integer number (4480056).
Almost surely, 257244470 is an apocalyptic number.
57244470 is an abundant number, since it is smaller than the sum of its proper divisors (86117322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57244470 is a wasteful number, since it uses less digits than its factorization.
57244470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82996.
The product of its (nonzero) digits is 31360, while the sum is 33.
The square root of 57244470 is about 7566.0075336997. The cubic root of 57244470 is about 385.3995290294.
The spelling of 57244470 in words is "fifty-seven million, two hundred forty-four thousand, four hundred seventy".
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