Base | Representation |
---|---|
bin | 10110111010111010… |
… | …00010100101110111 |
3 | 1011202120121121211201 |
4 | 23131131002211313 |
5 | 200200124441434 |
6 | 5353013313331 |
7 | 613636266352 |
oct | 133535024567 |
9 | 34676547751 |
10 | 12305312119 |
11 | 5245034141 |
12 | 2475035847 |
13 | 12114a2499 |
14 | 84a3b5299 |
15 | 4c047d614 |
hex | 2dd742977 |
12305312119 has 4 divisors (see below), whose sum is σ = 12420315144. Its totient is φ = 12190309096.
The previous prime is 12305312101. The next prime is 12305312177. The reversal of 12305312119 is 91121350321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91121350321 = 1871 ⋅48701951.
It is a cyclic number.
It is not a de Polignac number, because 12305312119 - 229 = 11768441207 is a prime.
It is a super-2 number, since 2×123053121192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12305312519) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57501352 + ... + 57501565.
It is an arithmetic number, because the mean of its divisors is an integer number (3105078786).
Almost surely, 212305312119 is an apocalyptic number.
12305312119 is a deficient number, since it is larger than the sum of its proper divisors (115003025).
12305312119 is a wasteful number, since it uses less digits than its factorization.
12305312119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115003024.
The product of its (nonzero) digits is 1620, while the sum is 28.
The spelling of 12305312119 in words is "twelve billion, three hundred five million, three hundred twelve thousand, one hundred nineteen".
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