Base | Representation |
---|---|
bin | 10010001000110000… |
… | …101100001110001101 |
3 | 1212021012101200220001 |
4 | 102020300230032031 |
5 | 304340412201410 |
6 | 12540230324301 |
7 | 1256410053505 |
oct | 221060541615 |
9 | 55235350801 |
10 | 19474334605 |
11 | 8293832910 |
12 | 3935ab9691 |
13 | 1ab480781b |
14 | d2a56ca05 |
15 | 78ea3333a |
hex | 488c2c38d |
19474334605 has 16 divisors (see below), whose sum is σ = 25531049664. Its totient is φ = 14142388480.
The previous prime is 19474334603. The next prime is 19474334609. The reversal of 19474334605 is 50643347491.
It is not a de Polignac number, because 19474334605 - 21 = 19474334603 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19474334603) 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, 221644 + ... + 296773.
It is an arithmetic number, because the mean of its divisors is an integer number (1595690604).
Almost surely, 219474334605 is an apocalyptic number.
It is an amenable number.
19474334605 is a deficient number, since it is larger than the sum of its proper divisors (6056715059).
19474334605 is a wasteful number, since it uses less digits than its factorization.
19474334605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 519116.
The product of its (nonzero) digits is 1088640, while the sum is 46.
The spelling of 19474334605 in words is "nineteen billion, four hundred seventy-four million, three hundred thirty-four thousand, six hundred five".
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