Search a number
-
+
240830560 = 2551505191
BaseRepresentation
bin11100101101011…
…00100001100000
3121210011110102101
432112230201200
5443123034220
635521500144
75653011625
oct1626544140
9553143371
10240830560
11113a40623
12687a1654
133ab81bb9
1423db034c
151622230a
hexe5ac860

240830560 has 24 divisors (see below), whose sum is σ = 568962576. Its totient is φ = 96332160.

The previous prime is 240830543. The next prime is 240830593. The reversal of 240830560 is 65038042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752436 + ... + 752755.

It is an arithmetic number, because the mean of its divisors is an integer number (23706774).

Almost surely, 2240830560 is an apocalyptic number.

240830560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240830560 is an abundant number, since it is smaller than the sum of its proper divisors (328132016).

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

240830560 is a wasteful number, since it uses less digits than its factorization.

240830560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505206 (or 1505198 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 240830560 is about 15518.7164417680. The cubic root of 240830560 is about 622.1625488880.

The spelling of 240830560 in words is "two hundred forty million, eight hundred thirty thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 1505191 3010382 6020764 7525955 12041528 15051910 24083056 30103820 48166112 60207640 120415280 240830560