Base | Representation |
---|---|
bin | 1000001110101… |
… | …01110001110000 |
3 | 11210220020120110 |
4 | 10013111301300 |
5 | 120133024242 |
6 | 10503341320 |
7 | 1465525413 |
oct | 407256160 |
9 | 153806513 |
10 | 69033072 |
11 | 35a70629 |
12 | 1b151840 |
13 | 113c0694 |
14 | 924db7a |
15 | 60d939c |
hex | 41d5c70 |
69033072 has 40 divisors (see below), whose sum is σ = 180079744. Its totient is φ = 22785984.
The previous prime is 69033071. The next prime is 69033077. The reversal of 69033072 is 27033096.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69033071) 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, 2038 + ... + 11925.
Almost surely, 269033072 is an apocalyptic number.
It is an amenable number.
69033072 is an abundant number, since it is smaller than the sum of its proper divisors (111046672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69033072 is a wasteful number, since it uses less digits than its factorization.
69033072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14077 (or 14071 counting only the distinct ones).
The product of its (nonzero) digits is 6804, while the sum is 30.
The square root of 69033072 is about 8308.6143249040. The cubic root of 69033072 is about 410.2221124495. Note that the first 3 decimals are identical.
The spelling of 69033072 in words is "sixty-nine million, thirty-three thousand, seventy-two".
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