Base | Representation |
---|---|
bin | 110010000011… |
… | …000111100111 |
3 | 220200120020000 |
4 | 302003013213 |
5 | 11324314400 |
6 | 1145112343 |
7 | 216342441 |
oct | 62030747 |
9 | 26616200 |
10 | 13119975 |
11 | 7451260 |
12 | 44886b3 |
13 | 29449cb |
14 | 1a57491 |
15 | 1242600 |
hex | c831e7 |
13119975 has 120 divisors (see below), whose sum is σ = 28807680. Its totient is φ = 5832000.
The previous prime is 13119973. The next prime is 13119979. The reversal of 13119975 is 57991131.
13119975 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13119975 - 21 = 13119973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13119973) by changing a digit.
It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 423210 + ... + 423240.
It is an arithmetic number, because the mean of its divisors is an integer number (240064).
Almost surely, 213119975 is an apocalyptic number.
13119975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13119975 is an abundant number, since it is smaller than the sum of its proper divisors (15687705).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13119975 is a wasteful number, since it uses less digits than its factorization.
13119975 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83 (or 69 counting only the distinct ones).
The product of its digits is 8505, while the sum is 36.
The square root of 13119975 is about 3622.1506042681. The cubic root of 13119975 is about 235.8545917926.
The spelling of 13119975 in words is "thirteen million, one hundred nineteen thousand, nine hundred seventy-five".
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