Base | Representation |
---|---|
bin | 100110100110010… |
… | …0011100110010000 |
3 | 10100021000210012021 |
4 | 1031030203212100 |
5 | 10123023342133 |
6 | 332303141224 |
7 | 44044325053 |
oct | 11514434620 |
9 | 3307023167 |
10 | 1295137168 |
11 | 6050867a6 |
12 | 3018a4814 |
13 | 178424770 |
14 | c4016a9a |
15 | 78a7e52d |
hex | 4d323990 |
1295137168 has 20 divisors (see below), whose sum is σ = 2702353948. Its totient is φ = 597755520.
The previous prime is 1295137157. The next prime is 1295137213. The reversal of 1295137168 is 8617315921.
It can be written as a sum of positive squares in 2 ways, for example, as 190771344 + 1104365824 = 13812^2 + 33232^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3113103 + ... + 3113518.
Almost surely, 21295137168 is an apocalyptic number.
It is an amenable number.
1295137168 is an abundant number, since it is smaller than the sum of its proper divisors (1407216780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1295137168 is a wasteful number, since it uses less digits than its factorization.
1295137168 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6226642 (or 6226636 counting only the distinct ones).
The product of its digits is 90720, while the sum is 43.
The square root of 1295137168 is about 35988.0142269617. The cubic root of 1295137168 is about 1090.0303467689.
The spelling of 1295137168 in words is "one billion, two hundred ninety-five million, one hundred thirty-seven thousand, one hundred sixty-eight".
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