Base | Representation |
---|---|
bin | 100100010101… |
… | …0110001000110 |
3 | 1022211211001121 |
4 | 1020222301012 |
5 | 14334041132 |
6 | 1520144154 |
7 | 320630011 |
oct | 110526106 |
9 | 38754047 |
10 | 19049542 |
11 | a831226 |
12 | 646805a |
13 | 3c3c925 |
14 | 275c378 |
15 | 1a14497 |
hex | 122ac46 |
19049542 has 8 divisors (see below), whose sum is σ = 28593000. Its totient is φ = 9518544.
The previous prime is 19049489. The next prime is 19049587. The reversal of 19049542 is 24594091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 19049498 and 19049507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3634 + ... + 7162.
It is an arithmetic number, because the mean of its divisors is an integer number (3574125).
Almost surely, 219049542 is an apocalyptic number.
19049542 is a deficient number, since it is larger than the sum of its proper divisors (9543458).
19049542 is a wasteful number, since it uses less digits than its factorization.
19049542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6230.
The product of its (nonzero) digits is 12960, while the sum is 34.
The square root of 19049542 is about 4364.5781010311. The cubic root of 19049542 is about 267.0718898191.
It can be divided in two parts, 19049 and 542, that added together give a palindrome (19591).
The spelling of 19049542 in words is "nineteen million, forty-nine thousand, five hundred forty-two".
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