Base | Representation |
---|---|
bin | 11011000100010001110… |
… | …10010001001010110111 |
3 | 10021220111222201120022020 |
4 | 31202020322101022313 |
5 | 110214130014140431 |
6 | 1551123552004223 |
7 | 124122340551216 |
oct | 15421072211267 |
9 | 3256458646266 |
10 | 930009911991 |
11 | 329462393956 |
12 | 1302aa530673 |
13 | 69912c11994 |
14 | 33026c9107d |
15 | 192d1e62696 |
hex | d888e912b7 |
930009911991 has 8 divisors (see below), whose sum is σ = 1260341301744. Its totient is φ = 609842565120.
The previous prime is 930009911983. The next prime is 930009912001. The reversal of 930009911991 is 199119900039.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 930009911991 - 23 = 930009911983 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (930009911921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2541010506 + ... + 2541010871.
It is an arithmetic number, because the mean of its divisors is an integer number (157542662718).
Almost surely, 2930009911991 is an apocalyptic number.
930009911991 is a deficient number, since it is larger than the sum of its proper divisors (330331389753).
930009911991 is a wasteful number, since it uses less digits than its factorization.
930009911991 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5082021441.
The product of its (nonzero) digits is 177147, while the sum is 51.
The spelling of 930009911991 in words is "nine hundred thirty billion, nine million, nine hundred eleven thousand, nine hundred ninety-one".
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