Base | Representation |
---|---|
bin | 100100111000… |
… | …1011111101010 |
3 | 1100101112110020 |
4 | 1021301133222 |
5 | 14422323432 |
6 | 1530301310 |
7 | 323244426 |
oct | 111613752 |
9 | 40345406 |
10 | 19339242 |
11 | aa0994a |
12 | 6587836 |
13 | 4011750 |
14 | 27d5b86 |
15 | 1a7022c |
hex | 12717ea |
19339242 has 16 divisors (see below), whose sum is σ = 41653920. Its totient is φ = 5950512.
The previous prime is 19339241. The next prime is 19339247. The reversal of 19339242 is 24293391.
It is a super-2 number, since 2×193392422 = 748012562269128, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (19339241) 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, 123892 + ... + 124047.
It is an arithmetic number, because the mean of its divisors is an integer number (2603370).
Almost surely, 219339242 is an apocalyptic number.
19339242 is an abundant number, since it is smaller than the sum of its proper divisors (22314678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19339242 is a wasteful number, since it uses less digits than its factorization.
19339242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247957.
The product of its digits is 11664, while the sum is 33.
The square root of 19339242 is about 4397.6405037247. The cubic root of 19339242 is about 268.4189352633.
It can be divided in two parts, 1933 and 9242, that added together give a triangular number (11175 = T149).
The spelling of 19339242 in words is "nineteen million, three hundred thirty-nine thousand, two hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •