Base | Representation |
---|---|
bin | 1000010100001… |
… | …00100101001010 |
3 | 11212020121201202 |
4 | 10022010211022 |
5 | 120323432231 |
6 | 10530544202 |
7 | 1504600022 |
oct | 412044512 |
9 | 155217652 |
10 | 69749066 |
11 | 3640a562 |
12 | 1b438062 |
13 | 115b154a |
14 | 9398a82 |
15 | 61cb5cb |
hex | 428494a |
69749066 has 8 divisors (see below), whose sum is σ = 104664000. Its totient is φ = 34861068.
The previous prime is 69749063. The next prime is 69749083. The reversal of 69749066 is 66094796.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 69749066.
It is not an unprimeable number, because it can be changed into a prime (69749063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2015 + ... + 11981.
It is an arithmetic number, because the mean of its divisors is an integer number (13083000).
Almost surely, 269749066 is an apocalyptic number.
69749066 is a deficient number, since it is larger than the sum of its proper divisors (34914934).
69749066 is a wasteful number, since it uses less digits than its factorization.
69749066 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13468.
The product of its (nonzero) digits is 489888, while the sum is 47.
The square root of 69749066 is about 8351.5906269405. The cubic root of 69749066 is about 411.6354781583.
The spelling of 69749066 in words is "sixty-nine million, seven hundred forty-nine thousand, sixty-six".
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