Base | Representation |
---|---|
bin | 10101111001000000… |
… | …111001100001001010 |
3 | 2020200010000120101121 |
4 | 111321000321201022 |
5 | 341114302141320 |
6 | 14444220105454 |
7 | 1461323116453 |
oct | 257100714112 |
9 | 66603016347 |
10 | 23505115210 |
11 | 9a7202aa55 |
12 | 467b99528a |
13 | 22a79155c5 |
14 | 11cda1612a |
15 | 9288388aa |
hex | 57903984a |
23505115210 has 16 divisors (see below), whose sum is σ = 42312861000. Its totient is φ = 9401234176.
The previous prime is 23505115159. The next prime is 23505115219. The reversal of 23505115210 is 1251150532.
It can be written as a sum of positive squares in 4 ways, for example, as 6588731241 + 16916383969 = 81171^2 + 130063^2 .
It is not an unprimeable number, because it can be changed into a prime (23505115219) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27966 + ... + 218614.
Almost surely, 223505115210 is an apocalyptic number.
23505115210 is a deficient number, since it is larger than the sum of its proper divisors (18807745790).
23505115210 is a wasteful number, since it uses less digits than its factorization.
23505115210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202985.
The product of its (nonzero) digits is 1500, while the sum is 25.
Adding to 23505115210 its reverse (1251150532), we get a palindrome (24756265742).
The spelling of 23505115210 in words is "twenty-three billion, five hundred five million, one hundred fifteen thousand, two hundred ten".
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