Base | Representation |
---|---|
bin | 11100100011011010… |
… | …000111010000010101 |
3 | 2221010122222101021021 |
4 | 130203122013100111 |
5 | 1000242124202333 |
6 | 22030124521141 |
7 | 2133516443140 |
oct | 344332072025 |
9 | 87118871237 |
10 | 30658819093 |
11 | 12003116621 |
12 | 5b376b01b1 |
13 | 2b77a16296 |
14 | 16abb43057 |
15 | be68b482d |
hex | 723687415 |
30658819093 has 8 divisors (see below), whose sum is σ = 35039746688. Its totient is φ = 26278165584.
The previous prime is 30658819073. The next prime is 30658819123. The reversal of 30658819093 is 39091885603.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30658819093 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30658819093.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30658819073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312280 + ... + 398542.
It is an arithmetic number, because the mean of its divisors is an integer number (4379968336).
Almost surely, 230658819093 is an apocalyptic number.
It is an amenable number.
30658819093 is a deficient number, since it is larger than the sum of its proper divisors (4380927595).
30658819093 is an equidigital number, since it uses as much as digits as its factorization.
30658819093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137043.
The product of its (nonzero) digits is 1399680, while the sum is 52.
The spelling of 30658819093 in words is "thirty billion, six hundred fifty-eight million, eight hundred nineteen thousand, ninety-three".
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