Base | Representation |
---|---|
bin | 1011100000011000001101… |
… | …1001010110110001000000 |
3 | 1122210102010210112221101201 |
4 | 2320012003121112301000 |
5 | 3124233002041230424 |
6 | 42523422510510544 |
7 | 2443665451336222 |
oct | 270060331266100 |
9 | 48712123487351 |
10 | 12650883148864 |
11 | 4038233803244 |
12 | 15039ab205454 |
13 | 709c860633ac |
14 | 31a43d9a4412 |
15 | 16e129e31d44 |
hex | b8183656c40 |
12650883148864 has 63 divisors (see below), whose sum is σ = 26668692895807. Its totient is φ = 5953129140224.
The previous prime is 12650883148861. The next prime is 12650883148877. The reversal of 12650883148864 is 46884138805621.
The square root of 12650883148864 is 3556808.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 210871987264 + 12440011161600 = 459208^2 + 3527040^2 .
It is a super-2 number, since 2×126508831488642 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (64).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12650883148796 and 12650883148805.
It is not an unprimeable number, because it can be changed into a prime (12650883148861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 483712812 + ... + 483738964.
Almost surely, 212650883148864 is an apocalyptic number.
12650883148864 is the 3556808-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12650883148864
12650883148864 is an abundant number, since it is smaller than the sum of its proper divisors (14017809746943).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12650883148864 is an frugal number, since it uses more digits than its factorization.
12650883148864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52352 (or 26172 counting only the distinct ones).
The product of its (nonzero) digits is 70778880, while the sum is 64.
Multiplying 12650883148864 by its sum of digits (64), we get a square (809656521527296 = 284544642).
12650883148864 divided by its sum of digits (64) gives a square (197670049201 = 4446012).
The spelling of 12650883148864 in words is "twelve trillion, six hundred fifty billion, eight hundred eighty-three million, one hundred forty-eight thousand, eight hundred sixty-four".
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