Base | Representation |
---|---|
bin | 11100110010111100… |
… | …111111101001001111 |
3 | 2221210211201111111112 |
4 | 130302330333221033 |
5 | 1001310410334244 |
6 | 22112042442235 |
7 | 2143134305135 |
oct | 346274775117 |
9 | 87724644445 |
10 | 30919621199 |
11 | 12127358055 |
12 | 5baab0337b |
13 | 2bb9a6b65c |
14 | 16d4631755 |
15 | c0e72e39e |
hex | 732f3fa4f |
30919621199 has 8 divisors (see below), whose sum is σ = 32753006928. Its totient is φ = 29087856000.
The previous prime is 30919621193. The next prime is 30919621217. The reversal of 30919621199 is 99112691903.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30919621199 - 232 = 26624653903 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 (30919621193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365732 + ... + 442265.
It is an arithmetic number, because the mean of its divisors is an integer number (4094125866).
Almost surely, 230919621199 is an apocalyptic number.
30919621199 is a deficient number, since it is larger than the sum of its proper divisors (1833385729).
30919621199 is a wasteful number, since it uses less digits than its factorization.
30919621199 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 810265.
The product of its (nonzero) digits is 236196, while the sum is 50.
The spelling of 30919621199 in words is "thirty billion, nine hundred nineteen million, six hundred twenty-one thousand, one hundred ninety-nine".
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