Base | Representation |
---|---|
bin | 110101000011… |
… | …100011100001 |
3 | 222011121110021 |
4 | 311003203201 |
5 | 12030030233 |
6 | 1214033441 |
7 | 226134445 |
oct | 65034341 |
9 | 28147407 |
10 | 13908193 |
11 | 793a482 |
12 | 47a8881 |
13 | 2b5c700 |
14 | 1bc0825 |
15 | 134ae2d |
hex | d438e1 |
13908193 has 24 divisors (see below), whose sum is σ = 16443648. Its totient is φ = 11711232.
The previous prime is 13908149. The next prime is 13908203. The reversal of 13908193 is 39180931.
It is not a de Polignac number, because 13908193 - 29 = 13907681 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13908113) 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 23 ways as a sum of consecutive naturals, for example, 134980 + ... + 135082.
It is an arithmetic number, because the mean of its divisors is an integer number (685152).
Almost surely, 213908193 is an apocalyptic number.
13908193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13908193 is a deficient number, since it is larger than the sum of its proper divisors (2535455).
13908193 is a wasteful number, since it uses less digits than its factorization.
13908193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 193 (or 180 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 34.
The square root of 13908193 is about 3729.3689814766. The cubic root of 13908193 is about 240.4862422128.
The spelling of 13908193 in words is "thirteen million, nine hundred eight thousand, one hundred ninety-three".
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