Base | Representation |
---|---|
bin | 110010001001… |
… | …000110101010 |
3 | 220201210211222 |
4 | 302021012222 |
5 | 11331110430 |
6 | 1145422042 |
7 | 216504062 |
oct | 62110652 |
9 | 26653758 |
10 | 13144490 |
11 | 7468717 |
12 | 449a922 |
13 | 2952c08 |
14 | 1a623a2 |
15 | 12499e5 |
hex | c891aa |
13144490 has 16 divisors (see below), whose sum is σ = 24164352. Its totient is φ = 5145744.
The previous prime is 13144489. The next prime is 13144513. The reversal of 13144490 is 9444131.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13514 + ... + 14453.
It is an arithmetic number, because the mean of its divisors is an integer number (1510272).
Almost surely, 213144490 is an apocalyptic number.
13144490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13144490 is a deficient number, since it is larger than the sum of its proper divisors (11019862).
13144490 is a wasteful number, since it uses less digits than its factorization.
13144490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28021.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 13144490 is about 3625.5330642541. The cubic root of 13144490 is about 236.0014004513.
The spelling of 13144490 in words is "thirteen million, one hundred forty-four thousand, four hundred ninety".
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