Base | Representation |
---|---|
bin | 1000110111101110… |
… | …1101100010101101 |
3 | 20010221201112212100 |
4 | 2031323231202231 |
5 | 14334044143433 |
6 | 1032142125313 |
7 | 113003132052 |
oct | 21573554255 |
9 | 6127645770 |
10 | 2381240493 |
11 | 101216a255 |
12 | 565580839 |
13 | 2bc44b058 |
14 | 188379029 |
15 | de0bcb13 |
hex | 8deed8ad |
2381240493 has 24 divisors (see below), whose sum is σ = 3622600800. Its totient is φ = 1503110304.
The previous prime is 2381240483. The next prime is 2381240503. The reversal of 2381240493 is 3940421832.
2381240493 is a `hidden beast` number, since 238 + 12 + 404 + 9 + 3 = 666.
It is an interprime number because it is at equal distance from previous prime (2381240483) and next prime (2381240503).
It is not a de Polignac number, because 2381240493 - 28 = 2381240237 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2381240483) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 495046 + ... + 499832.
It is an arithmetic number, because the mean of its divisors is an integer number (150941700).
Almost surely, 22381240493 is an apocalyptic number.
It is an amenable number.
2381240493 is a deficient number, since it is larger than the sum of its proper divisors (1241360307).
2381240493 is a wasteful number, since it uses less digits than its factorization.
2381240493 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7721 (or 7718 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 2381240493 is about 48797.9558280877. The cubic root of 2381240493 is about 1335.3683737042.
The spelling of 2381240493 in words is "two billion, three hundred eighty-one million, two hundred forty thousand, four hundred ninety-three".
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