Base | Representation |
---|---|
bin | 11100011010101011… |
… | …010011011100100001 |
3 | 2220202110022222201220 |
4 | 130122223103130201 |
5 | 444442124034104 |
6 | 22003413045253 |
7 | 2130060346602 |
oct | 343253233441 |
9 | 86673288656 |
10 | 30512330529 |
11 | 11a3846259a |
12 | 5ab6626829 |
13 | 2b53576765 |
14 | 16964cdda9 |
15 | bd8aca7d9 |
hex | 71aad3721 |
30512330529 has 4 divisors (see below), whose sum is σ = 40683107376. Its totient is φ = 20341553684.
The previous prime is 30512330509. The next prime is 30512330533. The reversal of 30512330529 is 92503321503.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 30512330529 - 211 = 30512328481 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30512330529.
It is not an unprimeable number, because it can be changed into a prime (30512330509) 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, 5085388419 + ... + 5085388424.
It is an arithmetic number, because the mean of its divisors is an integer number (10170776844).
Almost surely, 230512330529 is an apocalyptic number.
It is an amenable number.
30512330529 is a deficient number, since it is larger than the sum of its proper divisors (10170776847).
30512330529 is a wasteful number, since it uses less digits than its factorization.
30512330529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10170776846.
The product of its (nonzero) digits is 24300, while the sum is 33.
The spelling of 30512330529 in words is "thirty billion, five hundred twelve million, three hundred thirty thousand, five hundred twenty-nine".
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