Base | Representation |
---|---|
bin | 10010000101101010… |
… | …010100001001110111 |
3 | 1212010120112200001112 |
4 | 102011222110021313 |
5 | 304234104102021 |
6 | 12531131545235 |
7 | 1255206044132 |
oct | 220552241167 |
9 | 55116480045 |
10 | 19422331511 |
11 | 8267444150 |
12 | 39205bb21b |
13 | 1aa6aca76b |
14 | d236b3219 |
15 | 78a1aed5b |
hex | 485a94277 |
19422331511 has 16 divisors (see below), whose sum is σ = 21298357248. Its totient is φ = 17564817600.
The previous prime is 19422331499. The next prime is 19422331517. The reversal of 19422331511 is 11513322491.
It is not a de Polignac number, because 19422331511 - 214 = 19422315127 is a prime.
It is a super-2 number, since 2×194223315112 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19422331517) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5829116 + ... + 5832446.
It is an arithmetic number, because the mean of its divisors is an integer number (1331147328).
Almost surely, 219422331511 is an apocalyptic number.
19422331511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
19422331511 is a deficient number, since it is larger than the sum of its proper divisors (1876025737).
19422331511 is a wasteful number, since it uses less digits than its factorization.
19422331511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5942.
The product of its digits is 6480, while the sum is 32.
The spelling of 19422331511 in words is "nineteen billion, four hundred twenty-two million, three hundred thirty-one thousand, five hundred eleven".
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