Base | Representation |
---|---|
bin | 110101000011… |
… | …010001001011 |
3 | 222011112211210 |
4 | 311003101023 |
5 | 12030011034 |
6 | 1214024203 |
7 | 226131150 |
oct | 65032113 |
9 | 28145753 |
10 | 13907019 |
11 | 7939605 |
12 | 47a8063 |
13 | 2b5c009 |
14 | 1bc0227 |
15 | 134a8e9 |
hex | d4344b |
13907019 has 16 divisors (see below), whose sum is σ = 22113792. Its totient is φ = 7601088.
The previous prime is 13907009. The next prime is 13907027. The reversal of 13907019 is 91070931.
It is not a de Polignac number, because 13907019 - 27 = 13906891 is a prime.
It is a super-2 number, since 2×139070192 = 386810354932722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13907009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13914 + ... + 14879.
It is an arithmetic number, because the mean of its divisors is an integer number (1382112).
Almost surely, 213907019 is an apocalyptic number.
13907019 is a deficient number, since it is larger than the sum of its proper divisors (8206773).
13907019 is a wasteful number, since it uses less digits than its factorization.
13907019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28826.
The product of its (nonzero) digits is 1701, while the sum is 30.
The square root of 13907019 is about 3729.2115788729. The cubic root of 13907019 is about 240.4794754868.
The spelling of 13907019 in words is "thirteen million, nine hundred seven thousand, nineteen".
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