Base | Representation |
---|---|
bin | 1000010101111… |
… | …10000100111000 |
3 | 11212200120210001 |
4 | 10022332010320 |
5 | 120404001233 |
6 | 10540002344 |
7 | 1506600433 |
oct | 412760470 |
9 | 155616701 |
10 | 69984568 |
11 | 36560495 |
12 | 1b5303b4 |
13 | 116647b4 |
14 | 941a81a |
15 | 622627d |
hex | 42be138 |
69984568 has 24 divisors (see below), whose sum is σ = 133464240. Its totient is φ = 34404000.
The previous prime is 69984559. The next prime is 69984583. The reversal of 69984568 is 86548996.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28593 + ... + 30943.
It is an arithmetic number, because the mean of its divisors is an integer number (5561010).
Almost surely, 269984568 is an apocalyptic number.
It is an amenable number.
69984568 is a deficient number, since it is larger than the sum of its proper divisors (63479672).
69984568 is a wasteful number, since it uses less digits than its factorization.
69984568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2479 (or 2414 counting only the distinct ones).
The product of its digits is 3732480, while the sum is 55.
The square root of 69984568 is about 8365.6779761117. The cubic root of 69984568 is about 412.0982421956.
The spelling of 69984568 in words is "sixty-nine million, nine hundred eighty-four thousand, five hundred sixty-eight".
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