Base | Representation |
---|---|
bin | 111111000000001… |
… | …001111000001101 |
3 | 2201122221102100220 |
4 | 333000021320031 |
5 | 4131043130234 |
6 | 252515141553 |
7 | 35123252301 |
oct | 7700117015 |
9 | 2648842326 |
10 | 1057005069 |
11 | 4a271960a |
12 | 255ba48b9 |
13 | 13aca8bb3 |
14 | a0549d01 |
15 | 62be1a49 |
hex | 3f009e0d |
1057005069 has 16 divisors (see below), whose sum is σ = 1431840000. Its totient is φ = 693478656.
The previous prime is 1057005013. The next prime is 1057005091. The reversal of 1057005069 is 9605007501.
It is not a de Polignac number, because 1057005069 - 217 = 1056873997 is a prime.
It is a super-2 number, since 2×10570050692 = 2234519431783389522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1057025069) 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, 67057 + ... + 81305.
It is an arithmetic number, because the mean of its divisors is an integer number (89490000).
Almost surely, 21057005069 is an apocalyptic number.
It is an amenable number.
1057005069 is a deficient number, since it is larger than the sum of its proper divisors (374834931).
1057005069 is a wasteful number, since it uses less digits than its factorization.
1057005069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14644.
The product of its (nonzero) digits is 9450, while the sum is 33.
The square root of 1057005069 is about 32511.6143708675. The cubic root of 1057005069 is about 1018.6516430116.
The spelling of 1057005069 in words is "one billion, fifty-seven million, five thousand, sixty-nine".
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