Base | Representation |
---|---|
bin | 110000010000… |
… | …100101110110 |
3 | 212210201201202 |
4 | 300100211312 |
5 | 11214311440 |
6 | 1131052502 |
7 | 212350001 |
oct | 60204566 |
9 | 25721652 |
10 | 12650870 |
11 | 7160871 |
12 | 42a1132 |
13 | 280c32b |
14 | 1974538 |
15 | 119d615 |
hex | c10976 |
12650870 has 8 divisors (see below), whose sum is σ = 22771584. Its totient is φ = 5060344.
The previous prime is 12650809. The next prime is 12650881. The reversal of 12650870 is 7805621.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632534 + ... + 632553.
It is an arithmetic number, because the mean of its divisors is an integer number (2846448).
Almost surely, 212650870 is an apocalyptic number.
12650870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12650870 is a deficient number, since it is larger than the sum of its proper divisors (10120714).
12650870 is a wasteful number, since it uses less digits than its factorization.
12650870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1265094.
The product of its (nonzero) digits is 3360, while the sum is 29.
The square root of 12650870 is about 3556.8061515916. The cubic root of 12650870 is about 233.0094122080.
The spelling of 12650870 in words is "twelve million, six hundred fifty thousand, eight hundred seventy".
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