Base | Representation |
---|---|
bin | 1000001110101… |
… | …11100010010000 |
3 | 11210220121110010 |
4 | 10013113202100 |
5 | 120133242042 |
6 | 10503434520 |
7 | 1465555410 |
oct | 407274220 |
9 | 153817403 |
10 | 69040272 |
11 | 35a75a84 |
12 | 1b155a40 |
13 | 113c3a42 |
14 | 9252640 |
15 | 60db59c |
hex | 41d7890 |
69040272 has 40 divisors (see below), whose sum is σ = 203834176. Its totient is φ = 19725696.
The previous prime is 69040259. The next prime is 69040277. The reversal of 69040272 is 27204096.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (69040277) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102403 + ... + 103074.
Almost surely, 269040272 is an apocalyptic number.
It is an amenable number.
69040272 is an abundant number, since it is smaller than the sum of its proper divisors (134793904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69040272 is a wasteful number, since it uses less digits than its factorization.
69040272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205495 (or 205489 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 69040272 is about 8309.0475988527. The cubic root of 69040272 is about 410.2363737132.
The spelling of 69040272 in words is "sixty-nine million, forty thousand, two hundred seventy-two".
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