Base | Representation |
---|---|
bin | 110101111100… |
… | …110110111001 |
3 | 222121112102022 |
4 | 311330312321 |
5 | 12110033110 |
6 | 1223044225 |
7 | 231132650 |
oct | 65746671 |
9 | 28545368 |
10 | 14142905 |
11 | 7a8a857 |
12 | 48a0675 |
13 | 2c124aa |
14 | 1c42197 |
15 | 1395755 |
hex | d7cdb9 |
14142905 has 16 divisors (see below), whose sum is σ = 19473024. Its totient is φ = 9659520.
The previous prime is 14142899. The next prime is 14142937. The reversal of 14142905 is 50924141.
It is not a de Polignac number, because 14142905 - 28 = 14142649 is a prime.
It is a Duffinian number.
It is a Curzon number.
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, 10310 + ... + 11600.
It is an arithmetic number, because the mean of its divisors is an integer number (1217064).
Almost surely, 214142905 is an apocalyptic number.
It is an amenable number.
14142905 is a deficient number, since it is larger than the sum of its proper divisors (5330119).
14142905 is a wasteful number, since it uses less digits than its factorization.
14142905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1616.
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 14142905 is about 3760.7053859615. The cubic root of 14142905 is about 241.8315028157.
The spelling of 14142905 in words is "fourteen million, one hundred forty-two thousand, nine hundred five".
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