Base | Representation |
---|---|
bin | 1010111100100110… |
… | …0011101000101001 |
3 | 21120210100011222010 |
4 | 2233021203220221 |
5 | 22004230034212 |
6 | 1203330350133 |
7 | 132550664016 |
oct | 25711435051 |
9 | 7523304863 |
10 | 2938518057 |
11 | 1278798122 |
12 | 6a012b349 |
13 | 37aa38ba7 |
14 | 1dc3a070d |
15 | 122e9c03c |
hex | af263a29 |
2938518057 has 16 divisors (see below), whose sum is σ = 3933501440. Its totient is φ = 1951290000.
The previous prime is 2938518043. The next prime is 2938518127. The reversal of 2938518057 is 7508158392.
2938518057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2938518057 - 28 = 2938517801 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2938517997 and 2938518015.
It is not an unprimeable number, because it can be changed into a prime (2938518857) 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, 987582 + ... + 990552.
It is an arithmetic number, because the mean of its divisors is an integer number (245843840).
Almost surely, 22938518057 is an apocalyptic number.
It is an amenable number.
2938518057 is a deficient number, since it is larger than the sum of its proper divisors (994983383).
2938518057 is a wasteful number, since it uses less digits than its factorization.
2938518057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4164.
The product of its (nonzero) digits is 604800, while the sum is 48.
The square root of 2938518057 is about 54208.0995516353. The cubic root of 2938518057 is about 1432.3290094356.
The spelling of 2938518057 in words is "two billion, nine hundred thirty-eight million, five hundred eighteen thousand, fifty-seven".
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