Base | Representation |
---|---|
bin | 111000111010… |
… | …100100100101 |
3 | 1001002000100121 |
4 | 320322210211 |
5 | 12304414343 |
6 | 1251441541 |
7 | 240550315 |
oct | 70724445 |
9 | 31060317 |
10 | 14919973 |
11 | 8470662 |
12 | 4bb62b1 |
13 | 31250b3 |
14 | 1da5445 |
15 | 149aaed |
hex | e3a925 |
14919973 has 4 divisors (see below), whose sum is σ = 15059520. Its totient is φ = 14780428.
The previous prime is 14919953. The next prime is 14920013. The reversal of 14919973 is 37991941.
It is a happy number.
14919973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, and also an emirpimes, since its reverse is a distinct semiprime: 37991941 = 13 ⋅2922457.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-14919973 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14919913) 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, 69613 + ... + 69826.
It is an arithmetic number, because the mean of its divisors is an integer number (3764880).
Almost surely, 214919973 is an apocalyptic number.
It is an amenable number.
14919973 is a deficient number, since it is larger than the sum of its proper divisors (139547).
14919973 is a wasteful number, since it uses less digits than its factorization.
14919973 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139546.
The product of its digits is 61236, while the sum is 43.
The square root of 14919973 is about 3862.6380881465. The cubic root of 14919973 is about 246.1818394671.
The spelling of 14919973 in words is "fourteen million, nine hundred nineteen thousand, nine hundred seventy-three".
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