Base | Representation |
---|---|
bin | 11100100011111110… |
… | …001100101000111110 |
3 | 2221011022202221220112 |
4 | 130203332030220332 |
5 | 1000302034401314 |
6 | 22031103350022 |
7 | 2133663031121 |
oct | 344376145076 |
9 | 87138687815 |
10 | 30668278334 |
11 | 12008497481 |
12 | 5b3a8b2312 |
13 | 2b79978975 |
14 | 16ad0c63b8 |
15 | be763243e |
hex | 723f8ca3e |
30668278334 has 4 divisors (see below), whose sum is σ = 46002417504. Its totient is φ = 15334139166.
The previous prime is 30668278313. The next prime is 30668278337. The reversal of 30668278334 is 43387286603.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30668278337) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7667069582 + ... + 7667069585.
It is an arithmetic number, because the mean of its divisors is an integer number (11500604376).
Almost surely, 230668278334 is an apocalyptic number.
30668278334 is a deficient number, since it is larger than the sum of its proper divisors (15334139170).
30668278334 is a wasteful number, since it uses less digits than its factorization.
30668278334 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15334139169.
The product of its (nonzero) digits is 3483648, while the sum is 50.
The spelling of 30668278334 in words is "thirty billion, six hundred sixty-eight million, two hundred seventy-eight thousand, three hundred thirty-four".
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