Base | Representation |
---|---|
bin | 100111111000010… |
… | …110011011010101 |
3 | 1201121222221210210 |
4 | 213320112123111 |
5 | 2332241131344 |
6 | 150220440033 |
7 | 22403054214 |
oct | 4770263325 |
9 | 1647887723 |
10 | 669083349 |
11 | 313753250 |
12 | 1680a9019 |
13 | a880610c |
14 | 64c0b07b |
15 | 3db16db9 |
hex | 27e166d5 |
669083349 has 8 divisors (see below), whose sum is σ = 973212192. Its totient is φ = 405505040.
The previous prime is 669083299. The next prime is 669083351. The reversal of 669083349 is 943380966.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 669083349 - 212 = 669079253 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 669083298 and 669083307.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (669083249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10137594 + ... + 10137659.
It is an arithmetic number, because the mean of its divisors is an integer number (121651524).
Almost surely, 2669083349 is an apocalyptic number.
It is an amenable number.
669083349 is a deficient number, since it is larger than the sum of its proper divisors (304128843).
669083349 is a wasteful number, since it uses less digits than its factorization.
669083349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20275267.
The product of its (nonzero) digits is 839808, while the sum is 48.
The square root of 669083349 is about 25866.6454918298. The cubic root of 669083349 is about 874.6347750321.
The spelling of 669083349 in words is "six hundred sixty-nine million, eighty-three thousand, three hundred forty-nine".
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