Base | Representation |
---|---|
bin | 1010101111111110… |
… | …11100101000010111 |
3 | 112220012120012222202 |
4 | 11113333130220113 |
5 | 43304412424211 |
6 | 2352401115115 |
7 | 263005352540 |
oct | 52777345027 |
9 | 15805505882 |
10 | 5771217431 |
11 | 24a177a091 |
12 | 1150928a9b |
13 | 70c874975 |
14 | 3ca6974c7 |
15 | 23b9e553b |
hex | 157fdca17 |
5771217431 has 16 divisors (see below), whose sum is σ = 6888443904. Its totient is φ = 4727557824.
The previous prime is 5771217421. The next prime is 5771217449. The reversal of 5771217431 is 1347121775.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-5771217431 is a prime.
It is a super-2 number, since 2×57712174312 = 66613901271756479522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5771217401) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 177050 + ... + 207096.
It is an arithmetic number, because the mean of its divisors is an integer number (430527744).
Almost surely, 25771217431 is an apocalyptic number.
5771217431 is a deficient number, since it is larger than the sum of its proper divisors (1117226473).
5771217431 is a wasteful number, since it uses less digits than its factorization.
5771217431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31270.
The product of its digits is 41160, while the sum is 38.
The square root of 5771217431 is about 75968.5292144056. The cubic root of 5771217431 is about 1793.7247979462.
The spelling of 5771217431 in words is "five billion, seven hundred seventy-one million, two hundred seventeen thousand, four hundred thirty-one".
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