Base | Representation |
---|---|
bin | 110101111100… |
… | …110000011011 |
3 | 222121111211222 |
4 | 311330300123 |
5 | 12110024431 |
6 | 1223042255 |
7 | 231131516 |
oct | 65746033 |
9 | 28544758 |
10 | 14142491 |
11 | 7a8a510 |
12 | 48a038b |
13 | 2c1224c |
14 | 1c41d7d |
15 | 139557b |
hex | d7cc1b |
14142491 has 8 divisors (see below), whose sum is σ = 15456000. Its totient is φ = 12833640.
The previous prime is 14142481. The next prime is 14142497. The reversal of 14142491 is 19424141.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 14142491 - 214 = 14126107 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 14142491.
It is not an unprimeable number, because it can be changed into a prime (14142497) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9410 + ... + 10808.
It is an arithmetic number, because the mean of its divisors is an integer number (1932000).
Almost surely, 214142491 is an apocalyptic number.
14142491 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
14142491 is a deficient number, since it is larger than the sum of its proper divisors (1313509).
14142491 is a wasteful number, since it uses less digits than its factorization.
14142491 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2329.
The product of its digits is 1152, while the sum is 26.
The square root of 14142491 is about 3760.6503426934. The cubic root of 14142491 is about 241.8291431115.
The spelling of 14142491 in words is "fourteen million, one hundred forty-two thousand, four hundred ninety-one".
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