Base | Representation |
---|---|
bin | 100100010100… |
… | …1101011101110 |
3 | 1022211120222011 |
4 | 1020221223232 |
5 | 14333420402 |
6 | 1520111434 |
7 | 320611036 |
oct | 110515356 |
9 | 38746864 |
10 | 19045102 |
11 | a82895a |
12 | 646557a |
13 | 3c3a8bb |
14 | 275a8c6 |
15 | 1a12ed7 |
hex | 1229aee |
19045102 has 4 divisors (see below), whose sum is σ = 28567656. Its totient is φ = 9522550.
The previous prime is 19045099. The next prime is 19045123. The reversal of 19045102 is 20154091.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20154091 = 1657 ⋅12163.
It is a plaindrome in base 16.
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 4761274 + ... + 4761277.
It is an arithmetic number, because the mean of its divisors is an integer number (7141914).
Almost surely, 219045102 is an apocalyptic number.
19045102 is a deficient number, since it is larger than the sum of its proper divisors (9522554).
19045102 is an equidigital number, since it uses as much as digits as its factorization.
19045102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9522553.
The product of its (nonzero) digits is 360, while the sum is 22.
The square root of 19045102 is about 4364.0694311617. The cubic root of 19045102 is about 267.0511388158.
Adding to 19045102 its reverse (20154091), we get a palindrome (39199193).
The spelling of 19045102 in words is "nineteen million, forty-five thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •