Base | Representation |
---|---|
bin | 100101101001… |
… | …1000110100001 |
3 | 1101010211212121 |
4 | 1023103012201 |
5 | 20023122131 |
6 | 1543024241 |
7 | 326531140 |
oct | 113230641 |
9 | 41124777 |
10 | 19739041 |
11 | 10162263 |
12 | 673b081 |
13 | 412170a |
14 | 289b757 |
15 | 1aed911 |
hex | 12d31a1 |
19739041 has 8 divisors (see below), whose sum is σ = 22591040. Its totient is φ = 16895088.
The previous prime is 19739029. The next prime is 19739047. The reversal of 19739041 is 14093791.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 19739041 - 27 = 19738913 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19738988 and 19739006.
It is not an unprimeable number, because it can be changed into a prime (19739047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4795 + ... + 7903.
It is an arithmetic number, because the mean of its divisors is an integer number (2823880).
Almost surely, 219739041 is an apocalyptic number.
It is an amenable number.
19739041 is a deficient number, since it is larger than the sum of its proper divisors (2851999).
19739041 is an equidigital number, since it uses as much as digits as its factorization.
19739041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4023.
The product of its (nonzero) digits is 6804, while the sum is 34.
The square root of 19739041 is about 4442.8640537383. The cubic root of 19739041 is about 270.2560031904.
The spelling of 19739041 in words is "nineteen million, seven hundred thirty-nine thousand, forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •