Base | Representation |
---|---|
bin | 110001001111… |
… | …001001011100 |
3 | 220021202012202 |
4 | 301033021130 |
5 | 11301011400 |
6 | 1140351032 |
7 | 214465013 |
oct | 61171134 |
9 | 26252182 |
10 | 12907100 |
11 | 7316328 |
12 | 43a5478 |
13 | 289bb4b |
14 | 19dda7a |
15 | 11ee4d5 |
hex | c4f25c |
12907100 has 36 divisors (see below), whose sum is σ = 28164864. Its totient is φ = 5134080.
The previous prime is 12907091. The next prime is 12907121. The reversal of 12907100 is 170921.
12907100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33509 + ... + 33891.
Almost surely, 212907100 is an apocalyptic number.
12907100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12907100 is an abundant number, since it is smaller than the sum of its proper divisors (15257764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12907100 is a wasteful number, since it uses less digits than its factorization.
12907100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 734 (or 727 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 20.
The square root of 12907100 is about 3592.6452649823. The cubic root of 12907100 is about 234.5720292823.
The spelling of 12907100 in words is "twelve million, nine hundred seven thousand, one hundred".
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