Base | Representation |
---|---|
bin | 11001101101001110… |
… | …01100110011011000 |
3 | 1022121211021221101010 |
4 | 30312213030303120 |
5 | 211231043210413 |
6 | 10201250253520 |
7 | 666001550643 |
oct | 146647146330 |
9 | 38554257333 |
10 | 13801147608 |
11 | 594242a516 |
12 | 2811b872a0 |
13 | 13bc367041 |
14 | 94cd12a5a |
15 | 55b953dc3 |
hex | 3369cccd8 |
13801147608 has 32 divisors (see below), whose sum is σ = 36002995200. Its totient is φ = 4400365728.
The previous prime is 13801147601. The next prime is 13801147673. The reversal of 13801147608 is 80674110831.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13801147601) 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, 12500488 + ... + 12501591.
It is an arithmetic number, because the mean of its divisors is an integer number (1125093600).
Almost surely, 213801147608 is an apocalyptic number.
It is an amenable number.
13801147608 is an abundant number, since it is smaller than the sum of its proper divisors (22201847592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13801147608 is a wasteful number, since it uses less digits than its factorization.
13801147608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25002111 (or 25002107 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 39.
The spelling of 13801147608 in words is "thirteen billion, eight hundred one million, one hundred forty-seven thousand, six hundred eight".
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