Base | Representation |
---|---|
bin | 100100011001… |
… | …0011110000100 |
3 | 1022220102100010 |
4 | 1020302132010 |
5 | 14341043332 |
6 | 1520550220 |
7 | 321121002 |
oct | 110623604 |
9 | 38812303 |
10 | 19081092 |
11 | a8529a8 |
12 | 6482370 |
13 | 3c510b4 |
14 | 2769a72 |
15 | 1a1d9cc |
hex | 1232784 |
19081092 has 24 divisors (see below), whose sum is σ = 46866400. Its totient is φ = 6025536.
The previous prime is 19081081. The next prime is 19081109. The reversal of 19081092 is 29018091.
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, 41617 + ... + 42072.
Almost surely, 219081092 is an apocalyptic number.
19081092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
19081092 is an abundant number, since it is smaller than the sum of its proper divisors (27785308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19081092 is a wasteful number, since it uses less digits than its factorization.
19081092 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 83715 (or 83713 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 30.
The square root of 19081092 is about 4368.1909298931. The cubic root of 19081092 is about 267.2192506778.
The spelling of 19081092 in words is "nineteen million, eighty-one thousand, ninety-two".
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