Base | Representation |
---|---|
bin | 111000111010… |
… | …101100101001 |
3 | 1001002001001201 |
4 | 320322230221 |
5 | 12304423424 |
6 | 1251444201 |
7 | 240551653 |
oct | 70725451 |
9 | 31061051 |
10 | 14920489 |
11 | 8470a91 |
12 | 4bb6661 |
13 | 31253bc |
14 | 1da56d3 |
15 | 149ad44 |
hex | e3ab29 |
14920489 has 4 divisors (see below), whose sum is σ = 14950656. Its totient is φ = 14890324.
The previous prime is 14920469. The next prime is 14920501. The reversal of 14920489 is 98402941.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 14920489 - 25 = 14920457 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14920459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14329 + ... + 15334.
It is an arithmetic number, because the mean of its divisors is an integer number (3737664).
Almost surely, 214920489 is an apocalyptic number.
It is an amenable number.
14920489 is a deficient number, since it is larger than the sum of its proper divisors (30167).
14920489 is an equidigital number, since it uses as much as digits as its factorization.
14920489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30166.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 14920489 is about 3862.7048812976. The cubic root of 14920489 is about 246.1846774608.
The spelling of 14920489 in words is "fourteen million, nine hundred twenty thousand, four hundred eighty-nine".
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