Base | Representation |
---|---|
bin | 110001011011… |
… | …111100000010 |
3 | 220101102002010 |
4 | 301123330002 |
5 | 11304200430 |
6 | 1141433350 |
7 | 215103525 |
oct | 61337402 |
9 | 26342063 |
10 | 12959490 |
11 | 7351725 |
12 | 440b856 |
13 | 28b994b |
14 | 1a14bbc |
15 | 120ecb0 |
hex | c5bf02 |
12959490 has 16 divisors (see below), whose sum is σ = 31102848. Its totient is φ = 3455856.
The previous prime is 12959489. The next prime is 12959497. The reversal of 12959490 is 9495921.
12959490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (12959497) 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, 215962 + ... + 216021.
It is an arithmetic number, because the mean of its divisors is an integer number (1943928).
Almost surely, 212959490 is an apocalyptic number.
12959490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12959490 is an abundant number, since it is smaller than the sum of its proper divisors (18143358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12959490 is a wasteful number, since it uses less digits than its factorization.
12959490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 431993.
The product of its (nonzero) digits is 29160, while the sum is 39.
The square root of 12959490 is about 3599.9291659698. The cubic root of 12959490 is about 234.8889772839. Note that the first 3 decimals are identical.
The spelling of 12959490 in words is "twelve million, nine hundred fifty-nine thousand, four hundred ninety".
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