Base | Representation |
---|---|
bin | 1001000000100001… |
… | …1110101110001011 |
3 | 20020112011100100012 |
4 | 2100020132232023 |
5 | 14423021021331 |
6 | 1035541102135 |
7 | 113631603641 |
oct | 22010365613 |
9 | 6215140305 |
10 | 2418142091 |
11 | 1030a83a42 |
12 | 5759b794b |
13 | 2c6c9b511 |
14 | 18d223191 |
15 | e245b82b |
hex | 9021eb8b |
2418142091 has 4 divisors (see below), whose sum is σ = 2454233832. Its totient is φ = 2382050352.
The previous prime is 2418142063. The next prime is 2418142117. The reversal of 2418142091 is 1902418142.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1902418142 = 2 ⋅951209071.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2418142091 is a prime.
It is a super-2 number, since 2×24181420912 = 11694822344531704562, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2418142591) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18045770 + ... + 18045903.
It is an arithmetic number, because the mean of its divisors is an integer number (613558458).
Almost surely, 22418142091 is an apocalyptic number.
2418142091 is a deficient number, since it is larger than the sum of its proper divisors (36091741).
2418142091 is an equidigital number, since it uses as much as digits as its factorization.
2418142091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36091740.
The product of its (nonzero) digits is 4608, while the sum is 32.
The square root of 2418142091 is about 49174.6081936603. The cubic root of 2418142091 is about 1342.2310222220.
The spelling of 2418142091 in words is "two billion, four hundred eighteen million, one hundred forty-two thousand, ninety-one".
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