Search a number
-
+
22630850 = 25211231789
BaseRepresentation
bin101011001010…
…1000111000010
31120120202200122
41112111013002
521243141400
62125020242
7363234104
oct126250702
946522618
1022630850
1111857990
1276b4682
1348c4a48
143011574
151ec0685
hex15951c2

22630850 has 48 divisors (see below), whose sum is σ = 47943360. Its totient is φ = 7867200.

The previous prime is 22630847. The next prime is 22630879. The reversal of 22630850 is 5803622.

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 23 ways as a sum of consecutive naturals, for example, 11756 + ... + 13544.

It is an arithmetic number, because the mean of its divisors is an integer number (998820).

Almost surely, 222630850 is an apocalyptic number.

22630850 is an abundant number, since it is smaller than the sum of its proper divisors (25312510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22630850 is a wasteful number, since it uses less digits than its factorization.

22630850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835 (or 1830 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 22630850 is about 4757.1892962126. The cubic root of 22630850 is about 282.8570159264.

The spelling of 22630850 in words is "twenty-two million, six hundred thirty thousand, eight hundred fifty".

Divisors: 1 2 5 10 11 22 23 25 46 50 55 110 115 230 253 275 506 550 575 1150 1265 1789 2530 3578 6325 8945 12650 17890 19679 39358 41147 44725 82294 89450 98395 196790 205735 411470 452617 491975 905234 983950 1028675 2057350 2263085 4526170 11315425 22630850