Search a number
-
+
480660800 = 2652300413
BaseRepresentation
bin11100101001100…
…100110101000000
31020111110002122212
4130221210311000
51441022121200
6115410121252
714624356304
oct3451446500
91214402585
10480660800
11227358634
12114b80228
1378773699
1447b9dd04
152c2e8035
hex1ca64d40

480660800 has 42 divisors (see below), whose sum is σ = 1182729918. Its totient is φ = 192263680.

The previous prime is 480660781. The next prime is 480660809. The reversal of 480660800 is 8066084.

It can be written as a sum of positive squares in 3 ways, for example, as 43349056 + 437311744 = 6584^2 + 20912^2 .

It is a super-3 number, since 3×4806608003 (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480660809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 148607 + ... + 151806.

Almost surely, 2480660800 is an apocalyptic number.

480660800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

480660800 is an abundant number, since it is smaller than the sum of its proper divisors (702069118).

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

480660800 is a wasteful number, since it uses less digits than its factorization.

480660800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300435 (or 300420 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 480660800 is about 21923.9777412768. The cubic root of 480660800 is about 783.3326613344.

The spelling of 480660800 in words is "four hundred eighty million, six hundred sixty thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 160 200 320 400 800 1600 300413 600826 1201652 1502065 2403304 3004130 4806608 6008260 7510325 9613216 12016520 15020650 19226432 24033040 30041300 48066080 60082600 96132160 120165200 240330400 480660800