Base | Representation |
---|---|
bin | 1101110000010… |
… | …1010011110010 |
3 | 11000120010111120 |
4 | 3130011103302 |
5 | 104232142201 |
6 | 5420323110 |
7 | 1300246260 |
oct | 334052362 |
9 | 130503446 |
10 | 57693426 |
11 | 2a625a1a |
12 | 173a3496 |
13 | bc5012b |
14 | 793b430 |
15 | 50e9536 |
hex | 37054f2 |
57693426 has 32 divisors (see below), whose sum is σ = 132109440. Its totient is φ = 16454016.
The previous prime is 57693421. The next prime is 57693439. The reversal of 57693426 is 62439675.
57693426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (57693421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33990 + ... + 35646.
It is an arithmetic number, because the mean of its divisors is an integer number (4128420).
Almost surely, 257693426 is an apocalyptic number.
57693426 is an abundant number, since it is smaller than the sum of its proper divisors (74416014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57693426 is a wasteful number, since it uses less digits than its factorization.
57693426 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2498.
The product of its digits is 272160, while the sum is 42.
The square root of 57693426 is about 7595.6188687954. The cubic root of 57693426 is about 386.4044415428.
57693426 divided by its sum of digits (42) gives a triangular number (1373653 = T1657).
The spelling of 57693426 in words is "fifty-seven million, six hundred ninety-three thousand, four hundred twenty-six".
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