Base | Representation |
---|---|
bin | 110000010011… |
… | …110101000010 |
3 | 212211101220212 |
4 | 300103311002 |
5 | 11220223010 |
6 | 1131234122 |
7 | 212433443 |
oct | 60236502 |
9 | 25741825 |
10 | 12664130 |
11 | 716a826 |
12 | 42a8942 |
13 | 281538b |
14 | 19792ca |
15 | 11a2505 |
hex | c13d42 |
12664130 has 8 divisors (see below), whose sum is σ = 22795452. Its totient is φ = 5065648.
The previous prime is 12664129. The next prime is 12664147. The reversal of 12664130 is 3146621.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 12652249 + 11881 = 3557^2 + 109^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 12664096 and 12664105.
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, 633197 + ... + 633216.
Almost surely, 212664130 is an apocalyptic number.
12664130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12664130 is a deficient number, since it is larger than the sum of its proper divisors (10131322).
12664130 is a wasteful number, since it uses less digits than its factorization.
12664130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1266420.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 12664130 is about 3558.6696952654. The cubic root of 12664130 is about 233.0907933289.
The spelling of 12664130 in words is "twelve million, six hundred sixty-four thousand, one hundred thirty".
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