Base | Representation |
---|---|
bin | 11010100000100001… |
… | …11010011101001001 |
3 | 1100201211002202120120 |
4 | 31100100322131021 |
5 | 213121231403110 |
6 | 10312102413453 |
7 | 1012445602161 |
oct | 152020723511 |
9 | 40654082516 |
10 | 14231512905 |
11 | 6043355315 |
12 | 2912131289 |
13 | 145a57a96c |
14 | 99013d5a1 |
15 | 584614870 |
hex | 35043a749 |
14231512905 has 16 divisors (see below), whose sum is σ = 23968864320. Its totient is φ = 7190659008.
The previous prime is 14231512879. The next prime is 14231512927. The reversal of 14231512905 is 50921513241.
It is a happy number.
It is not a de Polignac number, because 14231512905 - 25 = 14231512873 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24967282 + ... + 24967851.
It is an arithmetic number, because the mean of its divisors is an integer number (1498054020).
Almost surely, 214231512905 is an apocalyptic number.
14231512905 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
14231512905 is a deficient number, since it is larger than the sum of its proper divisors (9737351415).
14231512905 is a wasteful number, since it uses less digits than its factorization.
14231512905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49935160.
The product of its (nonzero) digits is 10800, while the sum is 33.
The spelling of 14231512905 in words is "fourteen billion, two hundred thirty-one million, five hundred twelve thousand, nine hundred five".
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