Base | Representation |
---|---|
bin | 1101100111001… |
… | …0001111011010 |
3 | 10222102112011202 |
4 | 3121302033122 |
5 | 104103403114 |
6 | 5355354202 |
7 | 1262160110 |
oct | 331621732 |
9 | 128375152 |
10 | 57091034 |
11 | 2a254380 |
12 | 17152962 |
13 | ba9bba0 |
14 | 7821ab0 |
15 | 502acde |
hex | 36723da |
57091034 has 32 divisors (see below), whose sum is σ = 114984576. Its totient is φ = 20531520.
The previous prime is 57091031. The next prime is 57091061. The reversal of 57091034 is 43019075.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 57090988 and 57091006.
It is not an unprimeable number, because it can be changed into a prime (57091031) 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, 12257 + ... + 16260.
It is an arithmetic number, because the mean of its divisors is an integer number (3593268).
Almost surely, 257091034 is an apocalyptic number.
57091034 is an abundant number, since it is smaller than the sum of its proper divisors (57893542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57091034 is a wasteful number, since it uses less digits than its factorization.
57091034 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28550.
The product of its (nonzero) digits is 3780, while the sum is 29.
The square root of 57091034 is about 7555.8609039606. The cubic root of 57091034 is about 385.0548839505.
The spelling of 57091034 in words is "fifty-seven million, ninety-one thousand, thirty-four".
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