Base | Representation |
---|---|
bin | 1000010010011… |
… | …10100001110100 |
3 | 11211211101000211 |
4 | 10021032201310 |
5 | 120244341133 |
6 | 10522115204 |
7 | 1502655400 |
oct | 411164164 |
9 | 154741024 |
10 | 69527668 |
11 | 36279191 |
12 | 1b34bb04 |
13 | 11534842 |
14 | 933c100 |
15 | 6185bcd |
hex | 424e874 |
69527668 has 36 divisors (see below), whose sum is σ = 146116992. Its totient is φ = 28833840.
The previous prime is 69527651. The next prime is 69527681. The reversal of 69527668 is 86672596.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (49).
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 355 + ... + 11797.
Almost surely, 269527668 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 69527668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73058496).
69527668 is an abundant number, since it is smaller than the sum of its proper divisors (76589324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69527668 is a wasteful number, since it uses less digits than its factorization.
69527668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11492 (or 11483 counting only the distinct ones).
The product of its digits is 1088640, while the sum is 49.
The square root of 69527668 is about 8338.3252515118. The cubic root of 69527668 is about 411.1994777229.
The spelling of 69527668 in words is "sixty-nine million, five hundred twenty-seven thousand, six hundred sixty-eight".
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