Base | Representation |
---|---|
bin | 111110111100111… |
… | …100101110001101 |
3 | 2201121100201122221 |
4 | 332330330232031 |
5 | 4130334232444 |
6 | 252445135341 |
7 | 35113152343 |
oct | 7674745615 |
9 | 2647321587 |
10 | 1056164749 |
11 | 4a21a5232 |
12 | 25585a551 |
13 | 13aa73573 |
14 | a03ab993 |
15 | 62ac7a84 |
hex | 3ef3cb8d |
1056164749 has 2 divisors, whose sum is σ = 1056164750. Its totient is φ = 1056164748.
The previous prime is 1056164743. The next prime is 1056164779. The reversal of 1056164749 is 9474616501.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 979251849 + 76912900 = 31293^2 + 8770^2 .
It is a cyclic number.
It is not a de Polignac number, because 1056164749 - 27 = 1056164621 is a prime.
It is a super-2 number, since 2×10561647492 = 2230967954060466002, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1056164743) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528082374 + 528082375.
It is an arithmetic number, because the mean of its divisors is an integer number (528082375).
Almost surely, 21056164749 is an apocalyptic number.
It is an amenable number.
1056164749 is a deficient number, since it is larger than the sum of its proper divisors (1).
1056164749 is an equidigital number, since it uses as much as digits as its factorization.
1056164749 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 181440, while the sum is 43.
The square root of 1056164749 is about 32498.6884196886. The cubic root of 1056164749 is about 1018.3816284479.
The spelling of 1056164749 in words is "one billion, fifty-six million, one hundred sixty-four thousand, seven hundred forty-nine".
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