Base | Representation |
---|---|
bin | 10111111100110000… |
… | …11110001000110000 |
3 | 1020012002011000002110 |
4 | 23332120132020300 |
5 | 202313041343402 |
6 | 5523510245320 |
7 | 633425114421 |
oct | 137630361060 |
9 | 36162130073 |
10 | 12857762352 |
11 | 54a8965186 |
12 | 25aa056840 |
13 | 129ba90006 |
14 | 89d901648 |
15 | 503c0756c |
hex | 2fe61e230 |
12857762352 has 20 divisors (see below), whose sum is σ = 33215886200. Its totient is φ = 4285920768.
The previous prime is 12857762339. The next prime is 12857762377. The reversal of 12857762352 is 25326775821.
12857762352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 267870049 = 12857762352 / (1 + 2 + 8 + 5 + 7 + 7 + 6 + 2 + 3 + 5 + 2).
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 133934977 + ... + 133935072.
It is an arithmetic number, because the mean of its divisors is an integer number (1660794310).
Almost surely, 212857762352 is an apocalyptic number.
12857762352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12857762352 is an abundant number, since it is smaller than the sum of its proper divisors (20358123848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12857762352 is a wasteful number, since it uses less digits than its factorization.
12857762352 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 267870060 (or 267870054 counting only the distinct ones).
The product of its digits is 1411200, while the sum is 48.
The spelling of 12857762352 in words is "twelve billion, eight hundred fifty-seven million, seven hundred sixty-two thousand, three hundred fifty-two".
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