Base | Representation |
---|---|
bin | 1000001011011… |
… | …11100111100001 |
3 | 11210002222120102 |
4 | 10011233213201 |
5 | 120031132000 |
6 | 10450352145 |
7 | 1462133432 |
oct | 405574741 |
9 | 153088512 |
10 | 68614625 |
11 | 35805202 |
12 | 1ab8b655 |
13 | 112a5091 |
14 | 9181489 |
15 | 60553d5 |
hex | 416f9e1 |
68614625 has 16 divisors (see below), whose sum is σ = 88398336. Its totient is φ = 53118000.
The previous prime is 68614621. The next prime is 68614697. The reversal of 68614625 is 52641686.
It is not a de Polignac number, because 68614625 - 22 = 68614621 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68614621) 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, 4979 + ... + 12728.
It is an arithmetic number, because the mean of its divisors is an integer number (5524896).
Almost surely, 268614625 is an apocalyptic number.
It is an amenable number.
68614625 is a deficient number, since it is larger than the sum of its proper divisors (19783711).
68614625 is a wasteful number, since it uses less digits than its factorization.
68614625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17753 (or 17743 counting only the distinct ones).
The product of its digits is 69120, while the sum is 38.
The square root of 68614625 is about 8283.3945336438. The cubic root of 68614625 is about 409.3915722755.
The spelling of 68614625 in words is "sixty-eight million, six hundred fourteen thousand, six hundred twenty-five".
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