Base | Representation |
---|---|
bin | 10001101100100100… |
… | …111000111111101100 |
3 | 1211001020122011010222 |
4 | 101230210320333230 |
5 | 302403334313043 |
6 | 12421255350512 |
7 | 1241605623251 |
oct | 215444707754 |
9 | 54036564128 |
10 | 19001479148 |
11 | 8070926583 |
12 | 3823682438 |
13 | 1a3a867ab2 |
14 | cc3841428 |
15 | 76327cd68 |
hex | 46c938fec |
19001479148 has 12 divisors (see below), whose sum is σ = 33270317472. Its totient is φ = 9495674160.
The previous prime is 19001479067. The next prime is 19001479163. The reversal of 19001479148 is 84197410091.
It is a happy number.
It is a super-2 number, since 2×190014791482 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 19001479099 and 19001479108.
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 3 ways as a sum of consecutive naturals, for example, 1257908 + ... + 1272923.
It is an arithmetic number, because the mean of its divisors is an integer number (2772526456).
Almost surely, 219001479148 is an apocalyptic number.
It is an amenable number.
19001479148 is a deficient number, since it is larger than the sum of its proper divisors (14268838324).
19001479148 is a wasteful number, since it uses less digits than its factorization.
19001479148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2532712 (or 2532710 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 44.
The spelling of 19001479148 in words is "nineteen billion, one million, four hundred seventy-nine thousand, one hundred forty-eight".
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