| Base | Representation |
|---|---|
| bin | 1110111100000110111… |
| … | …0110110111001101100 |
| 3 | 220112110121120101122000 |
| 4 | 3233001232312321230 |
| 5 | 13201111224403102 |
| 6 | 313523244052300 |
| 7 | 24354052352010 |
| oct | 3570156667154 |
| 9 | 815417511560 |
| 10 | 256653356652 |
| 11 | 99934146610 |
| 12 | 418a8834090 |
| 13 | 1b282615714 |
| 14 | c5ca2d6540 |
| 15 | 6a21eae01c |
| hex | 3bc1bb6e6c |
256653356652 has 192 divisors, whose sum is σ = 847238676480. Its totient is φ = 65244744000.
The previous prime is 256653356651. The next prime is 256653356653.
256653356652 is a `hidden beast` number, since 2 + 5 + 6 + 6 + 533 + 56 + 6 + 52 = 666.
256653356652 is nontrivially palindromic in base 10.
It is an interprime number because it is at equal distance from previous prime (256653356651) and next prime (256653356653).
It is a hoax number, since the sum of its digits (54) 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 (54).
It is not an unprimeable number, because it can be changed into a prime (256653356651) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62527 + ... + 719177.
It is an arithmetic number, because the mean of its divisors is an integer number (4412701440).
Almost surely, 2256653356652 is an apocalyptic number.
256653356652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 256653356652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423619338240).
256653356652 is an abundant number, since it is smaller than the sum of its proper divisors (590585319828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256653356652 is a wasteful number, since it uses less digits than its factorization.
256653356652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 656729 (or 656721 counting only the distinct ones).
The product of its digits is 29160000, while the sum is 54.
The spelling of 256653356652 in words is "two hundred fifty-six billion, six hundred fifty-three million, three hundred fifty-six thousand, six hundred fifty-two".
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