Base | Representation |
---|---|
bin | 11101010100010… |
… | …00100000000001 |
3 | 122010202022220021 |
4 | 32222020200001 |
5 | 1000424112024 |
6 | 40223013441 |
7 | 6044223046 |
oct | 1652104001 |
9 | 563668807 |
10 | 245925889 |
11 | 116900840 |
12 | 6a43a281 |
13 | 3bc471a1 |
14 | 249391cd |
15 | 168cbde4 |
hex | ea88801 |
245925889 has 8 divisors (see below), whose sum is σ = 270214560. Its totient is φ = 221959200.
The previous prime is 245925881. The next prime is 245925917. The reversal of 245925889 is 988529542.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245925889 - 23 = 245925881 is a prime.
It is not an unprimeable number, because it can be changed into a prime (245925881) 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, 78892 + ... + 81949.
It is an arithmetic number, because the mean of its divisors is an integer number (33776820).
Almost surely, 2245925889 is an apocalyptic number.
It is an amenable number.
245925889 is a deficient number, since it is larger than the sum of its proper divisors (24288671).
245925889 is a wasteful number, since it uses less digits than its factorization.
245925889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160991.
The product of its digits is 2073600, while the sum is 52.
The square root of 245925889 is about 15682.0243910026. The cubic root of 245925889 is about 626.5197269728.
The spelling of 245925889 in words is "two hundred forty-five million, nine hundred twenty-five thousand, eight hundred eighty-nine".
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