Base | Representation |
---|---|
bin | 111010010100110010111010… |
… | …010100000010010111011101 |
3 | 1020122020122222211211122002122 |
4 | 322110302322110002113131 |
5 | 232110223230131213203 |
6 | 2305321413202032325 |
7 | 105013436323240211 |
oct | 7224627224022735 |
9 | 1218218884748078 |
10 | 256515752601053 |
11 | 748087a0a9a640 |
12 | 2492a57a6486a5 |
13 | b01944090410a |
14 | 474b6003b2941 |
15 | 1e9c86b6e2538 |
hex | e94cba5025dd |
256515752601053 has 8 divisors (see below), whose sum is σ = 296296270384320. Its totient is φ = 219478718802880.
The previous prime is 256515752601023. The next prime is 256515752601061. The reversal of 256515752601053 is 350106257515652.
256515752601053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 256515752601053 - 214 = 256515752584669 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 256515752600986 and 256515752601004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (256515752601023) 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, 685870996073 + ... + 685870996446.
It is an arithmetic number, because the mean of its divisors is an integer number (37037033798040).
Almost surely, 2256515752601053 is an apocalyptic number.
It is an amenable number.
256515752601053 is a deficient number, since it is larger than the sum of its proper divisors (39780517783267).
256515752601053 is a wasteful number, since it uses less digits than its factorization.
256515752601053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1371741992547.
The product of its (nonzero) digits is 9450000, while the sum is 53.
The spelling of 256515752601053 in words is "two hundred fifty-six trillion, five hundred fifteen billion, seven hundred fifty-two million, six hundred one thousand, fifty-three".
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