Base | Representation |
---|---|
bin | 110001100010… |
… | …011100100111 |
3 | 220102202122120 |
4 | 301202130213 |
5 | 11311024101 |
6 | 1142201023 |
7 | 215244333 |
oct | 61423447 |
9 | 26382576 |
10 | 12986151 |
11 | 736a762 |
12 | 4423173 |
13 | 28c8b19 |
14 | 1a207c3 |
15 | 1217b36 |
hex | c62727 |
12986151 has 16 divisors (see below), whose sum is σ = 17656320. Its totient is φ = 8488800.
The previous prime is 12986111. The next prime is 12986153. The reversal of 12986151 is 15168921.
12986151 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12986151 - 27 = 12986023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12986153) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49246 + ... + 49508.
It is an arithmetic number, because the mean of its divisors is an integer number (1103520).
Almost surely, 212986151 is an apocalyptic number.
12986151 is a deficient number, since it is larger than the sum of its proper divisors (4670169).
12986151 is a wasteful number, since it uses less digits than its factorization.
12986151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 526.
The product of its digits is 4320, while the sum is 33.
The square root of 12986151 is about 3603.6302529533. The cubic root of 12986151 is about 235.0499426070.
The spelling of 12986151 in words is "twelve million, nine hundred eighty-six thousand, one hundred fifty-one".
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