Base | Representation |
---|---|
bin | 11111010111101001010010… |
… | …10011110011111010000001 |
3 | 100001020122000112100201021001 |
4 | 33223310221103303322001 |
5 | 33020200432134102012 |
6 | 402413545035532001 |
7 | 20346540205133140 |
oct | 1753645123637201 |
9 | 301218015321231 |
10 | 68982162800257 |
11 | 1aa861975a3043 |
12 | 78a12568ba001 |
13 | 2c64cb416bb05 |
14 | 1306a7c48d757 |
15 | 7e95b7333357 |
hex | 3ebd294f3e81 |
68982162800257 has 8 divisors (see below), whose sum is σ = 78839177016896. Its totient is φ = 59125753466352.
The previous prime is 68982162800251. The next prime is 68982162800267. The reversal of 68982162800257 is 75200826128986.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68982162800257 - 27 = 68982162800129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68982162800251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150976278 + ... + 151432495.
It is an arithmetic number, because the mean of its divisors is an integer number (9854897127112).
Almost surely, 268982162800257 is an apocalyptic number.
It is an amenable number.
68982162800257 is a deficient number, since it is larger than the sum of its proper divisors (9857014216639).
68982162800257 is a wasteful number, since it uses less digits than its factorization.
68982162800257 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 302441367.
The product of its (nonzero) digits is 46448640, while the sum is 64.
The spelling of 68982162800257 in words is "sixty-eight trillion, nine hundred eighty-two billion, one hundred sixty-two million, eight hundred thousand, two hundred fifty-seven".
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