Base | Representation |
---|---|
bin | 10001101101101110… |
… | …001010101110010010 |
3 | 1211002120210002010002 |
4 | 101231232022232102 |
5 | 302423244011044 |
6 | 12423223210002 |
7 | 1242231116450 |
oct | 215556125622 |
9 | 54076702102 |
10 | 19020688274 |
11 | 8080756695 |
12 | 3829ba6902 |
13 | 1a41832243 |
14 | cc62019d0 |
15 | 764cc474e |
hex | 46db8ab92 |
19020688274 has 32 divisors (see below), whose sum is σ = 33241536000. Its totient is φ = 7994450880.
The previous prime is 19020688237. The next prime is 19020688301. The reversal of 19020688274 is 47288602091.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107084 + ... + 222504.
It is an arithmetic number, because the mean of its divisors is an integer number (1038798000).
Almost surely, 219020688274 is an apocalyptic number.
19020688274 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
19020688274 is a deficient number, since it is larger than the sum of its proper divisors (14220847726).
19020688274 is a wasteful number, since it uses less digits than its factorization.
19020688274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115658.
The product of its (nonzero) digits is 387072, while the sum is 47.
The spelling of 19020688274 in words is "nineteen billion, twenty million, six hundred eighty-eight thousand, two hundred seventy-four".
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