Base | Representation |
---|---|
bin | 10111101001010000… |
… | …10011010101000110 |
3 | 1012202200021010201212 |
4 | 23310220103111012 |
5 | 201444144441410 |
6 | 5455343251422 |
7 | 626400261122 |
oct | 136450232506 |
9 | 35680233655 |
10 | 12694140230 |
11 | 5424569492 |
12 | 25632a9b72 |
13 | 1273c019a5 |
14 | 885cac582 |
15 | 4e4686b05 |
hex | 2f4a13546 |
12694140230 has 24 divisors (see below), whose sum is σ = 23340102048. Its totient is φ = 4968664608.
The previous prime is 12694140223. The next prime is 12694140241. The reversal of 12694140230 is 3204149621.
It is a super-2 number, since 2×126941402302 (a number of 21 digits) contains 22 as substring.
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, 2439992 + ... + 2445188.
It is an arithmetic number, because the mean of its divisors is an integer number (972504252).
Almost surely, 212694140230 is an apocalyptic number.
12694140230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12694140230 is a deficient number, since it is larger than the sum of its proper divisors (10645961818).
12694140230 is an frugal number, since it uses more digits than its factorization.
12694140230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10448 (or 5251 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 32.
Adding to 12694140230 its reverse (3204149621), we get a palindrome (15898289851).
The spelling of 12694140230 in words is "twelve billion, six hundred ninety-four million, one hundred forty thousand, two hundred thirty".
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