Base | Representation |
---|---|
bin | 1011101101101111… |
… | …1010100100010001 |
3 | 22010011020010200001 |
4 | 2323123322210101 |
5 | 22420013012134 |
6 | 1240012530001 |
7 | 140633100463 |
oct | 27333724421 |
9 | 8104203601 |
10 | 3144657169 |
11 | 1374093525 |
12 | 739180901 |
13 | 3b16625b4 |
14 | 21b900133 |
15 | 13611a414 |
hex | bb6fa911 |
3144657169 has 2 divisors, whose sum is σ = 3144657170. Its totient is φ = 3144657168.
The previous prime is 3144657163. The next prime is 3144657233. The reversal of 3144657169 is 9617564413.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1739307025 + 1405350144 = 41705^2 + 37488^2 .
It is an emirp because it is prime and its reverse (9617564413) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 3144657169 - 29 = 3144656657 is a prime.
It is a super-2 number, since 2×31446571692 = 19777737421086189122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (3144657163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572328584 + 1572328585.
It is an arithmetic number, because the mean of its divisors is an integer number (1572328585).
Almost surely, 23144657169 is an apocalyptic number.
It is an amenable number.
3144657169 is a deficient number, since it is larger than the sum of its proper divisors (1).
3144657169 is an equidigital number, since it uses as much as digits as its factorization.
3144657169 is an evil number, because the sum of its binary digits is even.
The product of its digits is 544320, while the sum is 46.
The square root of 3144657169 is about 56077.2428797993. The cubic root of 3144657169 is about 1465.0679524445.
The spelling of 3144657169 in words is "three billion, one hundred forty-four million, six hundred fifty-seven thousand, one hundred sixty-nine".
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