Base | Representation |
---|---|
bin | 11000001111001010… |
… | …10000111100000110 |
3 | 1020120211120201210010 |
4 | 30013211100330012 |
5 | 203122100023420 |
6 | 5551102411050 |
7 | 640311055665 |
oct | 140745207406 |
9 | 36524521703 |
10 | 13012111110 |
11 | 5577aa7739 |
12 | 2631890a86 |
13 | 12c4a5243b |
14 | 8b61dcddc |
15 | 5125454e0 |
hex | 307950f06 |
13012111110 has 32 divisors (see below), whose sum is σ = 31237970400. Its totient is φ = 3468907008.
The previous prime is 13012111067. The next prime is 13012111129. The reversal of 13012111110 is 1111121031.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48366 + ... + 168414.
It is an arithmetic number, because the mean of its divisors is an integer number (976186575).
Almost surely, 213012111110 is an apocalyptic number.
13012111110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13012111110 is an abundant number, since it is smaller than the sum of its proper divisors (18225859290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13012111110 is a wasteful number, since it uses less digits than its factorization.
13012111110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123672.
The product of its (nonzero) digits is 6, while the sum is 12.
Adding to 13012111110 its reverse (1111121031), we get a palindrome (14123232141).
The spelling of 13012111110 in words is "thirteen billion, twelve million, one hundred eleven thousand, one hundred ten".
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