Base | Representation |
---|---|
bin | 1001101101101100… |
… | …01001000100011101 |
3 | 111110110012001021201 |
4 | 10312312021010131 |
5 | 41140033124020 |
6 | 2221254155501 |
7 | 243143605210 |
oct | 46666110435 |
9 | 14413161251 |
10 | 5215129885 |
11 | 22368942a9 |
12 | 1016652b91 |
13 | 6515b2694 |
14 | 3768a1777 |
15 | 207c9da0a |
hex | 136d8911d |
5215129885 has 32 divisors (see below), whose sum is σ = 7482067200. Its totient is φ = 3413921280.
The previous prime is 5215129847. The next prime is 5215129903. The reversal of 5215129885 is 5889215125.
It is not a de Polignac number, because 5215129885 - 27 = 5215129757 is a prime.
It is a super-2 number, since 2×52151298852 = 54395159434840226450, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61470 + ... + 119200.
It is an arithmetic number, because the mean of its divisors is an integer number (233814600).
Almost surely, 25215129885 is an apocalyptic number.
It is an amenable number.
5215129885 is a deficient number, since it is larger than the sum of its proper divisors (2266937315).
5215129885 is a wasteful number, since it uses less digits than its factorization.
5215129885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57861.
The product of its digits is 288000, while the sum is 46.
The square root of 5215129885 is about 72215.8561882361. The cubic root of 5215129885 is about 1734.1568526581.
The spelling of 5215129885 in words is "five billion, two hundred fifteen million, one hundred twenty-nine thousand, eight hundred eighty-five".
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