Base | Representation |
---|---|
bin | 10001101100100100… |
… | …111000111111101010 |
3 | 1211001020122011010220 |
4 | 101230210320333222 |
5 | 302403334313041 |
6 | 12421255350510 |
7 | 1241605623246 |
oct | 215444707752 |
9 | 54036564126 |
10 | 19001479146 |
11 | 8070926581 |
12 | 3823682436 |
13 | 1a3a867ab0 |
14 | cc3841426 |
15 | 76327cd66 |
hex | 46c938fea |
19001479146 has 32 divisors (see below), whose sum is σ = 40959240000. Its totient is φ = 5841897984.
The previous prime is 19001479067. The next prime is 19001479163. The reversal of 19001479146 is 64197410091.
It is a super-3 number, since 3×190014791463 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 19001479098 and 19001479107.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100 + ... + 194943.
It is an arithmetic number, because the mean of its divisors is an integer number (1279976250).
Almost surely, 219001479146 is an apocalyptic number.
19001479146 is an abundant number, since it is smaller than the sum of its proper divisors (21957760854).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19001479146 is a wasteful number, since it uses less digits than its factorization.
19001479146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196310.
The product of its (nonzero) digits is 54432, while the sum is 42.
The spelling of 19001479146 in words is "nineteen billion, one million, four hundred seventy-nine thousand, one hundred forty-six".
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