Base | Representation |
---|---|
bin | 1011101001000101… |
… | …1100001000100000 |
3 | 22001210111020201101 |
4 | 2322101130020200 |
5 | 22400013240411 |
6 | 1234034244144 |
7 | 140305125265 |
oct | 27221341040 |
9 | 8053436641 |
10 | 3125133856 |
11 | 1364069359 |
12 | 732726654 |
13 | 3aa5b8140 |
14 | 21909b26c |
15 | 1345608c1 |
hex | ba45c220 |
3125133856 has 48 divisors (see below), whose sum is σ = 6632537688. Its totient is φ = 1440921600.
The previous prime is 3125133853. The next prime is 3125133881. The reversal of 3125133856 is 6583315213.
It can be written as a sum of positive squares in 4 ways, for example, as 2474067600 + 651066256 = 49740^2 + 25516^2 .
It is not an unprimeable number, because it can be changed into a prime (3125133853) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488116 + ... + 494476.
Almost surely, 23125133856 is an apocalyptic number.
It is an amenable number.
3125133856 is an abundant number, since it is smaller than the sum of its proper divisors (3507403832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3125133856 is a wasteful number, since it uses less digits than its factorization.
3125133856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7565 (or 7557 counting only the distinct ones).
The product of its digits is 64800, while the sum is 37.
The square root of 3125133856 is about 55902.8966691351. The cubic root of 3125133856 is about 1462.0297433320.
The spelling of 3125133856 in words is "three billion, one hundred twenty-five million, one hundred thirty-three thousand, eight hundred fifty-six".
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