Base | Representation |
---|---|
bin | 100100010011… |
… | …1001011111001 |
3 | 1022211001221022 |
4 | 1020213023321 |
5 | 14333103443 |
6 | 1515552225 |
7 | 320536154 |
oct | 110471371 |
9 | 38731838 |
10 | 19034873 |
11 | a821200 |
12 | 645b675 |
13 | 3c36050 |
14 | 2756c9b |
15 | 1a0ee68 |
hex | 12272f9 |
19034873 has 12 divisors (see below), whose sum is σ = 22533924. Its totient is φ = 15972000.
The previous prime is 19034861. The next prime is 19034879. The reversal of 19034873 is 37843091.
It can be written as a sum of positive squares in 2 ways, for example, as 13017664 + 6017209 = 3608^2 + 2453^2 .
It is not a de Polignac number, because 19034873 - 24 = 19034857 is a prime.
It is a super-2 number, since 2×190348732 = 724652780252258, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (19034879) by changing a digit.
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 in 11 ways as a sum of consecutive naturals, for example, 4478 + ... + 7623.
It is an arithmetic number, because the mean of its divisors is an integer number (1877827).
Almost surely, 219034873 is an apocalyptic number.
19034873 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
19034873 is a deficient number, since it is larger than the sum of its proper divisors (3499051).
19034873 is a wasteful number, since it uses less digits than its factorization.
19034873 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12136 (or 12125 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 35.
The square root of 19034873 is about 4362.8973171506. The cubic root of 19034873 is about 267.0033197790.
It can be divided in two parts, 1903 and 4873, that added together give a palindrome (6776).
The spelling of 19034873 in words is "nineteen million, thirty-four thousand, eight hundred seventy-three".
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