Base | Representation |
---|---|
bin | 110110100011101… |
… | …0001101001000000 |
3 | 11201120122022202210 |
4 | 1231013101221000 |
5 | 12222114430213 |
6 | 501352342120 |
7 | 63236021436 |
oct | 15507215100 |
9 | 4646568683 |
10 | 1830623808 |
11 | 85a380842 |
12 | 4310a4940 |
13 | 232352c70 |
14 | 1351a8d56 |
15 | aaaa70c3 |
hex | 6d1d1a40 |
1830623808 has 112 divisors (see below), whose sum is σ = 5235285440. Its totient is φ = 561199104.
The previous prime is 1830623789. The next prime is 1830623813. The reversal of 1830623808 is 8083260381.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 765078 + ... + 767466.
It is an arithmetic number, because the mean of its divisors is an integer number (46743620).
Almost surely, 21830623808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1830623808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2617642720).
1830623808 is an abundant number, since it is smaller than the sum of its proper divisors (3404661632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1830623808 is a wasteful number, since it uses less digits than its factorization.
1830623808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2724 (or 2714 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 39.
The square root of 1830623808 is about 42785.7897905368. The cubic root of 1830623808 is about 1223.3001680993.
The spelling of 1830623808 in words is "one billion, eight hundred thirty million, six hundred twenty-three thousand, eight hundred eight".
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