Base | Representation |
---|---|
bin | 1000010100010… |
… | …00001111001100 |
3 | 11212021101021111 |
4 | 10022020033030 |
5 | 120324422134 |
6 | 10531141404 |
7 | 1504661500 |
oct | 412101714 |
9 | 155241244 |
10 | 69764044 |
11 | 3641a839 |
12 | 1b444864 |
13 | 115b82cc |
14 | 93a0300 |
15 | 61d0c64 |
hex | 42883cc |
69764044 has 18 divisors (see below), whose sum is σ = 142020060. Its totient is φ = 29898792.
The previous prime is 69764041. The next prime is 69764077. The reversal of 69764044 is 44046796.
It is a junction number, because it is equal to n+sod(n) for n = 69763988 and 69764006.
It is not an unprimeable number, because it can be changed into a prime (69764041) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 177774 + ... + 178165.
Almost surely, 269764044 is an apocalyptic number.
It is an amenable number.
69764044 is an abundant number, since it is smaller than the sum of its proper divisors (72256016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69764044 is a wasteful number, since it uses less digits than its factorization.
69764044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 355957 (or 355948 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 40.
The square root of 69764044 is about 8352.4872942136. The cubic root of 69764044 is about 411.6649410852.
The spelling of 69764044 in words is "sixty-nine million, seven hundred sixty-four thousand, forty-four".
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