Base | Representation |
---|---|
bin | 11001010111101010… |
… | …01000011011001011 |
3 | 1022011012220101221101 |
4 | 30223311020123023 |
5 | 210343241002230 |
6 | 10131305122231 |
7 | 661344134410 |
oct | 145365103313 |
9 | 38135811841 |
10 | 13620250315 |
11 | 585a304721 |
12 | 2781489377 |
13 | 1390a3a919 |
14 | 932ca4107 |
15 | 54ab1eaca |
hex | 32bd486cb |
13620250315 has 64 divisors (see below), whose sum is σ = 20214178560. Its totient is φ = 8597422080.
The previous prime is 13620250297. The next prime is 13620250321. The reversal of 13620250315 is 51305202631.
It is not a de Polignac number, because 13620250315 - 211 = 13620248267 is a prime.
It is a super-2 number, since 2×136202503152 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16429321 + ... + 16430149.
It is an arithmetic number, because the mean of its divisors is an integer number (315846540).
Almost surely, 213620250315 is an apocalyptic number.
13620250315 is a deficient number, since it is larger than the sum of its proper divisors (6593928245).
13620250315 is a wasteful number, since it uses less digits than its factorization.
13620250315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1432.
The product of its (nonzero) digits is 5400, while the sum is 28.
Adding to 13620250315 its reverse (51305202631), we get a palindrome (64925452946).
The spelling of 13620250315 in words is "thirteen billion, six hundred twenty million, two hundred fifty thousand, three hundred fifteen".
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