Base | Representation |
---|---|
bin | 11000011010010100… |
… | …00100011011000010 |
3 | 1020211100120202111112 |
4 | 30031022010123002 |
5 | 203320021122000 |
6 | 10004243243322 |
7 | 642525101165 |
oct | 141512043302 |
9 | 36740522445 |
10 | 13105645250 |
11 | 5615882285 |
12 | 2659079542 |
13 | 130b240b99 |
14 | 8c47c9adc |
15 | 51a86e235 |
hex | 30d2846c2 |
13105645250 has 32 divisors (see below), whose sum is σ = 25325194752. Its totient is φ = 5073150000.
The previous prime is 13105645247. The next prime is 13105645309. The reversal of 13105645250 is 5254650131.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 837776 + ... + 853275.
It is an arithmetic number, because the mean of its divisors is an integer number (791412336).
Almost surely, 213105645250 is an apocalyptic number.
13105645250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13105645250 is a deficient number, since it is larger than the sum of its proper divisors (12219549502).
13105645250 is a wasteful number, since it uses less digits than its factorization.
13105645250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1691099 (or 1691089 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 32.
The spelling of 13105645250 in words is "thirteen billion, one hundred five million, six hundred forty-five thousand, two hundred fifty".
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