Base | Representation |
---|---|
bin | 111110101010000… |
… | …0001000110111011 |
3 | 12102112000221211011 |
4 | 1331110001012323 |
5 | 13301203240134 |
6 | 544341414351 |
7 | 103046046241 |
oct | 17524010673 |
9 | 5375027734 |
10 | 2102399419 |
11 | 98982788a |
12 | 4a810a3b7 |
13 | 27674b033 |
14 | 15d312791 |
15 | c488d264 |
hex | 7d5011bb |
2102399419 has 8 divisors (see below), whose sum is σ = 2213477840. Its totient is φ = 1991363616.
The previous prime is 2102399417. The next prime is 2102399443. The reversal of 2102399419 is 9149932012.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2102399419 - 21 = 2102399417 is a prime.
It is a super-2 number, since 2×21023994192 = 8840166634023075122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2102399413) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165109 + ... + 177385.
It is an arithmetic number, because the mean of its divisors is an integer number (276684730).
Almost surely, 22102399419 is an apocalyptic number.
2102399419 is a deficient number, since it is larger than the sum of its proper divisors (111078421).
2102399419 is a wasteful number, since it uses less digits than its factorization.
2102399419 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21309.
The product of its (nonzero) digits is 34992, while the sum is 40.
The square root of 2102399419 is about 45851.9292832919. The cubic root of 2102399419 is about 1281.0667009356.
The spelling of 2102399419 in words is "two billion, one hundred two million, three hundred ninety-nine thousand, four hundred nineteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.084 sec. • engine limits •