Base | Representation |
---|---|
bin | 1000001100100… |
… | …01001101100001 |
3 | 11210100222022201 |
4 | 10012101031201 |
5 | 120100032400 |
6 | 10453333201 |
7 | 1463245543 |
oct | 406211541 |
9 | 153328281 |
10 | 68752225 |
11 | 35899623 |
12 | 1b037201 |
13 | 113228b9 |
14 | 91b9693 |
15 | 608106a |
hex | 4191361 |
68752225 has 12 divisors (see below), whose sum is σ = 85442944. Its totient is φ = 54879120.
The previous prime is 68752213. The next prime is 68752261. The reversal of 68752225 is 52225786.
It is not a de Polignac number, because 68752225 - 25 = 68752193 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9352 + ... + 14998.
Almost surely, 268752225 is an apocalyptic number.
It is an amenable number.
68752225 is a deficient number, since it is larger than the sum of its proper divisors (16690719).
68752225 is a wasteful number, since it uses less digits than its factorization.
68752225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6144 (or 6139 counting only the distinct ones).
The product of its digits is 67200, while the sum is 37.
The square root of 68752225 is about 8291.6961473513. The cubic root of 68752225 is about 409.6650546219.
The spelling of 68752225 in words is "sixty-eight million, seven hundred fifty-two thousand, two hundred twenty-five".
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