Base | Representation |
---|---|
bin | 11100000010110111… |
… | …101101110100011111 |
3 | 2212201121210101201120 |
4 | 130002313231310133 |
5 | 443132402243403 |
6 | 21500024342023 |
7 | 2114140456023 |
oct | 340267556437 |
9 | 85647711646 |
10 | 30112931103 |
11 | 11852a67922 |
12 | 5a04914913 |
13 | 2abb8b5638 |
14 | 1659444383 |
15 | bb39d4e53 |
hex | 702dedd1f |
30112931103 has 16 divisors (see below), whose sum is σ = 40274681856. Its totient is φ = 20013285600.
The previous prime is 30112931077. The next prime is 30112931119. The reversal of 30112931103 is 30113921103.
It is not a de Polignac number, because 30112931103 - 28 = 30112930847 is a prime.
It is a super-2 number, since 2×301129311032 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30112931143) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3036453 + ... + 3046353.
It is an arithmetic number, because the mean of its divisors is an integer number (2517167616).
Almost surely, 230112931103 is an apocalyptic number.
30112931103 is a deficient number, since it is larger than the sum of its proper divisors (10161750753).
30112931103 is a wasteful number, since it uses less digits than its factorization.
30112931103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12934.
The product of its (nonzero) digits is 486, while the sum is 24.
The spelling of 30112931103 in words is "thirty billion, one hundred twelve million, nine hundred thirty-one thousand, one hundred three".
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