Search a number
-
+
234668860 = 22527742359
BaseRepresentation
bin11011111110011…
…00001100111100
3121100120102011021
431333030030330
5440033400420
635141433524
75546436526
oct1577141474
9540512137
10234668860
11110512208
126670b8a4
133980541a
1423248a16
15159067aa
hexdfcc33c

234668860 has 24 divisors (see below), whose sum is σ = 494595360. Its totient is φ = 93526464.

The previous prime is 234668857. The next prime is 234668873. The reversal of 234668860 is 68866432.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15640 + ... + 26719.

It is an arithmetic number, because the mean of its divisors is an integer number (20608140).

Almost surely, 2234668860 is an apocalyptic number.

234668860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234668860 is an abundant number, since it is smaller than the sum of its proper divisors (259926500).

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

234668860 is a wasteful number, since it uses less digits than its factorization.

234668860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42645 (or 42643 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 234668860 is about 15318.9053133701. The cubic root of 234668860 is about 616.8105895711.

The spelling of 234668860 in words is "two hundred thirty-four million, six hundred sixty-eight thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 277 554 1108 1385 2770 5540 42359 84718 169436 211795 423590 847180 11733443 23466886 46933772 58667215 117334430 234668860