Base | Representation |
---|---|
bin | 100100010011… |
… | …0010001000010 |
3 | 1022210212202210 |
4 | 1020212101002 |
5 | 14332443411 |
6 | 1515522550 |
7 | 320522163 |
oct | 110462102 |
9 | 38725683 |
10 | 19031106 |
11 | a819396 |
12 | 6459456 |
13 | 3c34413 |
14 | 275576a |
15 | 1a0dca6 |
hex | 1226442 |
19031106 has 16 divisors (see below), whose sum is σ = 38167200. Its totient is φ = 6326208.
The previous prime is 19031083. The next prime is 19031113. The reversal of 19031106 is 60113091.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1911 + ... + 6458.
It is an arithmetic number, because the mean of its divisors is an integer number (2385450).
Almost surely, 219031106 is an apocalyptic number.
19031106 is an abundant number, since it is smaller than the sum of its proper divisors (19136094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19031106 is a wasteful number, since it uses less digits than its factorization.
19031106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8753.
The product of its (nonzero) digits is 162, while the sum is 21.
The square root of 19031106 is about 4362.4655872568. The cubic root of 19031106 is about 266.9857053044.
Adding to 19031106 its reverse (60113091), we get a palindrome (79144197).
The spelling of 19031106 in words is "nineteen million, thirty-one thousand, one hundred six".
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