Base | Representation |
---|---|
bin | 1001101111101001… |
… | …01001011001011001 |
3 | 111111121000111202011 |
4 | 10313310221121121 |
5 | 41203231441400 |
6 | 2223041305521 |
7 | 243433100656 |
oct | 46764513131 |
9 | 14447014664 |
10 | 5231515225 |
11 | 2245065902 |
12 | 10200352a1 |
13 | 654acb751 |
14 | 378b28c2d |
15 | 2094388ba |
hex | 137d29659 |
5231515225 has 6 divisors (see below), whose sum is σ = 6487078910. Its totient is φ = 4185212160.
The previous prime is 5231515217. The next prime is 5231515243. The reversal of 5231515225 is 5225151325.
It can be written as a sum of positive squares in 3 ways, for example, as 494083984 + 4737431241 = 22228^2 + 68829^2 .
It is not a de Polignac number, because 5231515225 - 23 = 5231515217 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104630280 + ... + 104630329.
Almost surely, 25231515225 is an apocalyptic number.
It is an amenable number.
5231515225 is a deficient number, since it is larger than the sum of its proper divisors (1255563685).
5231515225 is a wasteful number, since it uses less digits than its factorization.
5231515225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209260619 (or 209260614 counting only the distinct ones).
The product of its digits is 15000, while the sum is 31.
The square root of 5231515225 is about 72329.2141876296. The cubic root of 5231515225 is about 1735.9711278840.
The spelling of 5231515225 in words is "five billion, two hundred thirty-one million, five hundred fifteen thousand, two hundred twenty-five".
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