Base | Representation |
---|---|
bin | 110001000010… |
… | …111100111110 |
3 | 220012012200202 |
4 | 301002330332 |
5 | 11242412100 |
6 | 1135323502 |
7 | 214166255 |
oct | 61027476 |
9 | 26165622 |
10 | 12857150 |
11 | 7291849 |
12 | 4380592 |
13 | 28821a7 |
14 | 19c979c |
15 | 11de7d5 |
hex | c42f3e |
12857150 has 24 divisors (see below), whose sum is σ = 24741720. Its totient is φ = 4964960.
The previous prime is 12857147. The next prime is 12857209. The reversal of 12857150 is 5175821.
It is a super-2 number, since 2×128571502 = 330612612245000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2984 + ... + 5883.
It is an arithmetic number, because the mean of its divisors is an integer number (1030905).
Almost surely, 212857150 is an apocalyptic number.
12857150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12857150 is a deficient number, since it is larger than the sum of its proper divisors (11884570).
12857150 is a wasteful number, since it uses less digits than its factorization.
12857150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8908 (or 8903 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 29.
The square root of 12857150 is about 3585.6868240269. The cubic root of 12857150 is about 234.2690430689.
The spelling of 12857150 in words is "twelve million, eight hundred fifty-seven thousand, one hundred fifty".
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