Base | Representation |
---|---|
bin | 10111101100000000… |
… | …00011111111010000 |
3 | 1012211021112221210210 |
4 | 23312000003333100 |
5 | 202021042133224 |
6 | 5501524324120 |
7 | 630066646410 |
oct | 136600037720 |
9 | 35737487723 |
10 | 12717146064 |
11 | 5436552077 |
12 | 256ab43640 |
13 | 12788c82cc |
14 | 888d7a640 |
15 | 4e66cd429 |
hex | 2f6003fd0 |
12717146064 has 80 divisors (see below), whose sum is σ = 37558945280. Its totient is φ = 3632204160.
The previous prime is 12717146051. The next prime is 12717146083. The reversal of 12717146064 is 46064171721.
It is a super-2 number, since 2×127171460642 (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 15 ways as a sum of consecutive naturals, for example, 1413099 + ... + 1422069.
It is an arithmetic number, because the mean of its divisors is an integer number (469486816).
Almost surely, 212717146064 is an apocalyptic number.
12717146064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
12717146064 is an abundant number, since it is smaller than the sum of its proper divisors (24841799216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12717146064 is a wasteful number, since it uses less digits than its factorization.
12717146064 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13208 (or 13202 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 39.
The spelling of 12717146064 in words is "twelve billion, seven hundred seventeen million, one hundred forty-six thousand, sixty-four".
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