Base | Representation |
---|---|
bin | 1000101000111111… |
… | …1101001010010101 |
3 | 12222122102200110002 |
4 | 2022033331022111 |
5 | 14222234012420 |
6 | 1022053341045 |
7 | 111322621220 |
oct | 21217751225 |
9 | 5878380402 |
10 | 2319438485 |
11 | a90298511 |
12 | 548937785 |
13 | 2ac6bcb10 |
14 | 18008c5b7 |
15 | d8961075 |
hex | 8a3fd295 |
2319438485 has 32 divisors (see below), whose sum is σ = 3498550272. Its totient is φ = 1436878080.
The previous prime is 2319438481. The next prime is 2319438529. The reversal of 2319438485 is 5848349132.
It is not a de Polignac number, because 2319438485 - 22 = 2319438481 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Harshad number since it is a multiple of its sum of digits (47).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2319438481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32846 + ... + 75615.
It is an arithmetic number, because the mean of its divisors is an integer number (109329696).
Almost surely, 22319438485 is an apocalyptic number.
It is an amenable number.
2319438485 is a deficient number, since it is larger than the sum of its proper divisors (1179111787).
2319438485 is a wasteful number, since it uses less digits than its factorization.
2319438485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108533.
The product of its digits is 829440, while the sum is 47.
The square root of 2319438485 is about 48160.5490521028. The cubic root of 2319438485 is about 1323.7143784796.
The spelling of 2319438485 in words is "two billion, three hundred nineteen million, four hundred thirty-eight thousand, four hundred eighty-five".
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