Base | Representation |
---|---|
bin | 100011100000101110… |
… | …1000001110111110001 |
3 | 21021211200202021002022 |
4 | 1013001131001313301 |
5 | 2222140033302221 |
6 | 55011113401225 |
7 | 5336536533263 |
oct | 1070135016761 |
9 | 237750667068 |
10 | 76260056561 |
11 | 2a3838a5237 |
12 | 12943409215 |
13 | 7264367330 |
14 | 399619bb33 |
15 | 1eb4eb74ab |
hex | 11c1741df1 |
76260056561 has 8 divisors (see below), whose sum is σ = 82128403560. Its totient is φ = 70392022272.
The previous prime is 76260056503. The next prime is 76260056569. The reversal of 76260056561 is 16565006267.
It can be written as a sum of positive squares in 4 ways, for example, as 26947192336 + 49312864225 = 164156^2 + 222065^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 76260056561 - 210 = 76260055537 is a prime.
It is a super-3 number, since 3×762600565613 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (76260056569) 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, 766025 + ... + 859833.
It is an arithmetic number, because the mean of its divisors is an integer number (10266050445).
Almost surely, 276260056561 is an apocalyptic number.
It is an amenable number.
76260056561 is a deficient number, since it is larger than the sum of its proper divisors (5868346999).
76260056561 is a wasteful number, since it uses less digits than its factorization.
76260056561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156355.
The product of its (nonzero) digits is 453600, while the sum is 44.
The spelling of 76260056561 in words is "seventy-six billion, two hundred sixty million, fifty-six thousand, five hundred sixty-one".
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