Base | Representation |
---|---|
bin | 10010100101010010… |
… | …000001001010000001 |
3 | 1220111112202221111111 |
4 | 102211102001022001 |
5 | 311330411130103 |
6 | 13055522243321 |
7 | 1304310166141 |
oct | 224522011201 |
9 | 56445687444 |
10 | 19952833153 |
11 | 8509943960 |
12 | 3a4a1b6541 |
13 | 1b5c9a1c66 |
14 | d73d28921 |
15 | 7bba5086d |
hex | 4a5481281 |
19952833153 has 4 divisors (see below), whose sum is σ = 21766727088. Its totient is φ = 18138939220.
The previous prime is 19952833151. The next prime is 19952833171. The reversal of 19952833153 is 35133825991.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35133825991 = 11 ⋅3193984181.
It is a cyclic number.
It is not a de Polignac number, because 19952833153 - 21 = 19952833151 is a prime.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 19952833097 and 19952833106.
It is not an unprimeable number, because it can be changed into a prime (19952833151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906946951 + ... + 906946972.
It is an arithmetic number, because the mean of its divisors is an integer number (5441681772).
Almost surely, 219952833153 is an apocalyptic number.
It is an amenable number.
19952833153 is a deficient number, since it is larger than the sum of its proper divisors (1813893935).
19952833153 is a wasteful number, since it uses less digits than its factorization.
19952833153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1813893934.
The product of its digits is 874800, while the sum is 49.
The spelling of 19952833153 in words is "nineteen billion, nine hundred fifty-two million, eight hundred thirty-three thousand, one hundred fifty-three".
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