Base | Representation |
---|---|
bin | 1101110100101… |
… | …0000000000101 |
3 | 11001002102110102 |
4 | 3131022000011 |
5 | 104320143124 |
6 | 5430333445 |
7 | 1302530465 |
oct | 335120005 |
9 | 131072412 |
10 | 57974789 |
11 | 2a7a8354 |
12 | 174ba285 |
13 | c01b212 |
14 | 79b1ba5 |
15 | 5152aae |
hex | 374a005 |
57974789 has 8 divisors (see below), whose sum is σ = 60899712. Its totient is φ = 55083600.
The previous prime is 57974747. The next prime is 57974849. The reversal of 57974789 is 98747975.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57974789 - 216 = 57909253 is a prime.
It is a super-2 number, since 2×579747892 = 6722152319189042, 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 (57974489) 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, 4874 + ... + 11819.
It is an arithmetic number, because the mean of its divisors is an integer number (7612464).
Almost surely, 257974789 is an apocalyptic number.
It is an amenable number.
57974789 is a deficient number, since it is larger than the sum of its proper divisors (2924923).
57974789 is a wasteful number, since it uses less digits than its factorization.
57974789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16867.
The product of its digits is 4445280, while the sum is 56.
The square root of 57974789 is about 7614.1177427198. The cubic root of 57974789 is about 387.0315704915.
The spelling of 57974789 in words is "fifty-seven million, nine hundred seventy-four thousand, seven hundred eighty-nine".
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