Base | Representation |
---|---|
bin | 1000001110011… |
… | …01110011111100 |
3 | 11210211120211000 |
4 | 10013031303330 |
5 | 120131003234 |
6 | 10502530300 |
7 | 1465331322 |
oct | 407156374 |
9 | 153746730 |
10 | 69000444 |
11 | 35a49067 |
12 | 1b136990 |
13 | 113ab886 |
14 | 9241d12 |
15 | 60ce899 |
hex | 41cdcfc |
69000444 has 24 divisors (see below), whose sum is σ = 178890320. Its totient is φ = 23000112.
The previous prime is 69000443. The next prime is 69000479. The reversal of 69000444 is 44400096.
It is a super-2 number, since 2×690004442 = 9522122544394272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69000443) 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, 319339 + ... + 319554.
Almost surely, 269000444 is an apocalyptic number.
It is an amenable number.
69000444 is an abundant number, since it is smaller than the sum of its proper divisors (109889876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69000444 is a wasteful number, since it uses less digits than its factorization.
69000444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 638906 (or 638898 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 69000444 is about 8306.6505885345. The cubic root of 69000444 is about 410.1574727245.
The spelling of 69000444 in words is "sixty-nine million, four hundred forty-four", and thus it is an aban number.
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