Base | Representation |
---|---|
bin | 111000110111111… |
… | …1111111110101010 |
3 | 11221000000011221110 |
4 | 1301233333332222 |
5 | 12402023030414 |
6 | 513211451150 |
7 | 65202126255 |
oct | 16157777652 |
9 | 4830004843 |
10 | 1908408234 |
11 | 89a279397 |
12 | 453156ab6 |
13 | 2454b8a55 |
14 | 14165609c |
15 | b281e459 |
hex | 71bfffaa |
1908408234 has 8 divisors (see below), whose sum is σ = 3816816480. Its totient is φ = 636136076.
The previous prime is 1908408217. The next prime is 1908408239. The reversal of 1908408234 is 4328048091.
It is a sphenic number, since it is the product of 3 distinct primes.
1908408234 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 1908408192 and 1908408201.
It is not an unprimeable number, because it can be changed into a prime (1908408239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159034014 + ... + 159034025.
It is an arithmetic number, because the mean of its divisors is an integer number (477102060).
Almost surely, 21908408234 is an apocalyptic number.
1908408234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1908408234 is a wasteful number, since it uses less digits than its factorization.
1908408234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 318068044.
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 1908408234 is about 43685.3320234607. The cubic root of 1908408234 is about 1240.3866800473.
The spelling of 1908408234 in words is "one billion, nine hundred eight million, four hundred eight thousand, two hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •