Base | Representation |
---|---|
bin | 1000000111111… |
… | …01100101110100 |
3 | 11202020020220011 |
4 | 10003331211310 |
5 | 114421210242 |
6 | 10432350004 |
7 | 1455146653 |
oct | 403754564 |
9 | 152206804 |
10 | 68147572 |
11 | 35516309 |
12 | 1a9a5304 |
13 | 1117060c |
14 | 909d19a |
15 | 5eb1d17 |
hex | 40fd974 |
68147572 has 12 divisors (see below), whose sum is σ = 119334880. Its totient is φ = 34051896.
The previous prime is 68147531. The next prime is 68147587. The reversal of 68147572 is 27574186.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2983 + ... + 12049.
Almost surely, 268147572 is an apocalyptic number.
It is an amenable number.
68147572 is a deficient number, since it is larger than the sum of its proper divisors (51187308).
68147572 is a wasteful number, since it uses less digits than its factorization.
68147572 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10950 (or 10948 counting only the distinct ones).
The product of its digits is 94080, while the sum is 40.
The square root of 68147572 is about 8255.1542686978. The cubic root of 68147572 is about 408.4605605862.
The spelling of 68147572 in words is "sixty-eight million, one hundred forty-seven thousand, five hundred seventy-two".
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