Base | Representation |
---|---|
bin | 11100010100101111… |
… | …111010110001110101 |
3 | 2220111112012020000210 |
4 | 130110233322301311 |
5 | 444241144030132 |
6 | 21545501300033 |
7 | 2124442121433 |
oct | 342457726165 |
9 | 86445166023 |
10 | 30412876917 |
11 | 11997304625 |
12 | 5a89264619 |
13 | 2b38a94877 |
14 | 1687201d53 |
15 | bceed2bcc |
hex | 714bfac75 |
30412876917 has 4 divisors (see below), whose sum is σ = 40550502560. Its totient is φ = 20275251276.
The previous prime is 30412876913. The next prime is 30412876919. The reversal of 30412876917 is 71967821403.
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 not a de Polignac number, because 30412876917 - 22 = 30412876913 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30412876913) 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, 5068812817 + ... + 5068812822.
It is an arithmetic number, because the mean of its divisors is an integer number (10137625640).
Almost surely, 230412876917 is an apocalyptic number.
It is an amenable number.
30412876917 is a deficient number, since it is larger than the sum of its proper divisors (10137625643).
30412876917 is a wasteful number, since it uses less digits than its factorization.
30412876917 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10137625642.
The product of its (nonzero) digits is 508032, while the sum is 48.
The spelling of 30412876917 in words is "thirty billion, four hundred twelve million, eight hundred seventy-six thousand, nine hundred seventeen".
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