Base | Representation |
---|---|
bin | 11011111100100001… |
… | …101110010100001101 |
3 | 2212110012112021100201 |
4 | 123330201232110031 |
5 | 442423131041134 |
6 | 21441303253501 |
7 | 2111406031033 |
oct | 337441562415 |
9 | 85405467321 |
10 | 30006502669 |
11 | 117a8985640 |
12 | 599514a291 |
13 | 2aa2830b30 |
14 | 164925c553 |
15 | ba94b0914 |
hex | 6fc86e50d |
30006502669 has 64 divisors (see below), whose sum is σ = 37809192960. Its totient is φ = 23435712000.
The previous prime is 30006502663. The next prime is 30006502699. The reversal of 30006502669 is 96620560003.
It is a cyclic number.
It is not a de Polignac number, because 30006502669 - 217 = 30006371597 is a prime.
It is a super-2 number, since 2×300065026692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30006502663) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12291489 + ... + 12293929.
It is an arithmetic number, because the mean of its divisors is an integer number (590768640).
Almost surely, 230006502669 is an apocalyptic number.
It is an amenable number.
30006502669 is a deficient number, since it is larger than the sum of its proper divisors (7802690291).
30006502669 is a wasteful number, since it uses less digits than its factorization.
30006502669 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2602.
The product of its (nonzero) digits is 58320, while the sum is 37.
The spelling of 30006502669 in words is "thirty billion, six million, five hundred two thousand, six hundred sixty-nine".
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