Base | Representation |
---|---|
bin | 110010100101… |
… | …110001001110 |
3 | 220221202220120 |
4 | 302211301032 |
5 | 11343340102 |
6 | 1152125410 |
7 | 220503303 |
oct | 62456116 |
9 | 26852816 |
10 | 13261902 |
11 | 7538955 |
12 | 4536866 |
13 | 29944a4 |
14 | 1a930aa |
15 | 126e6bc |
hex | ca5c4e |
13261902 has 16 divisors (see below), whose sum is σ = 26974080. Its totient is φ = 4345592.
The previous prime is 13261891. The next prime is 13261907. The reversal of 13261902 is 20916231.
13261902 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13261907) 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, 18378 + ... + 19085.
It is an arithmetic number, because the mean of its divisors is an integer number (1685880).
Almost surely, 213261902 is an apocalyptic number.
13261902 is an abundant number, since it is smaller than the sum of its proper divisors (13712178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13261902 is a wasteful number, since it uses less digits than its factorization.
13261902 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37527.
The product of its (nonzero) digits is 648, while the sum is 24.
The square root of 13261902 is about 3641.6894431019. The cubic root of 13261902 is about 236.7020057877.
The spelling of 13261902 in words is "thirteen million, two hundred sixty-one thousand, nine hundred two".
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