Base | Representation |
---|---|
bin | 1000011000010110… |
… | …1010010010100000 |
3 | 12210210002002102020 |
4 | 2012011222102200 |
5 | 14101401142010 |
6 | 1011121221440 |
7 | 106514355420 |
oct | 20605522240 |
9 | 5723062366 |
10 | 2249630880 |
11 | a54948a82 |
12 | 529491880 |
13 | 29b0baa43 |
14 | 174aba480 |
15 | d2772470 |
hex | 8616a4a0 |
2249630880 has 192 divisors, whose sum is σ = 8123431680. Its totient is φ = 512630784.
The previous prime is 2249630869. The next prime is 2249630899. The reversal of 2249630880 is 880369422.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1373422 + ... + 1375058.
It is an arithmetic number, because the mean of its divisors is an integer number (42309540).
Almost surely, 22249630880 is an apocalyptic number.
2249630880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2249630880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4061715840).
2249630880 is an abundant number, since it is smaller than the sum of its proper divisors (5873800800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2249630880 is a wasteful number, since it uses less digits than its factorization.
2249630880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2071 (or 2063 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 42.
The square root of 2249630880 is about 47430.2738765021. The cubic root of 2249630880 is about 1310.2990362920.
The spelling of 2249630880 in words is "two billion, two hundred forty-nine million, six hundred thirty thousand, eight hundred eighty".
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