Base | Representation |
---|---|
bin | 1010001100001110… |
… | …01111010101110101 |
3 | 112010022011022211022 |
4 | 11012013033111311 |
5 | 42201121122021 |
6 | 2302524150525 |
7 | 252404013152 |
oct | 50607172565 |
9 | 15108138738 |
10 | 5471270261 |
11 | 2358431366 |
12 | 1088398445 |
13 | 692694c32 |
14 | 39c8d9229 |
15 | 2204e71ab |
hex | 1461cf575 |
5471270261 has 2 divisors, whose sum is σ = 5471270262. Its totient is φ = 5471270260.
The previous prime is 5471270237. The next prime is 5471270279. The reversal of 5471270261 is 1620721745.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 4531847761 + 939422500 = 67319^2 + 30650^2 .
It is a cyclic number.
It is not a de Polignac number, because 5471270261 - 214 = 5471253877 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (5471270221) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2735635130 + 2735635131.
It is an arithmetic number, because the mean of its divisors is an integer number (2735635131).
Almost surely, 25471270261 is an apocalyptic number.
It is an amenable number.
5471270261 is a deficient number, since it is larger than the sum of its proper divisors (1).
5471270261 is an equidigital number, since it uses as much as digits as its factorization.
5471270261 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23520, while the sum is 35.
The square root of 5471270261 is about 73968.0354004350. The cubic root of 5471270261 is about 1762.0952857510.
The spelling of 5471270261 in words is "five billion, four hundred seventy-one million, two hundred seventy thousand, two hundred sixty-one".
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