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485206760 = 23512130169
BaseRepresentation
bin11100111010111…
…010101011101000
31020211000001112202
4130322322223220
51443203104020
6120051355332
715011121653
oct3472725350
91224001482
10485206760
11229983025
121165b2b48
13796a58bc
144862489a
152c8e4e75
hex1cebaae8

485206760 has 16 divisors (see below), whose sum is σ = 1091715300. Its totient is φ = 194082688.

The previous prime is 485206723. The next prime is 485206763. The reversal of 485206760 is 67602584.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 470629636 + 14577124 = 21694^2 + 3818^2 .

It is not an unprimeable number, because it can be changed into a prime (485206763) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6065045 + ... + 6065124.

Almost surely, 2485206760 is an apocalyptic number.

485206760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

485206760 is an abundant number, since it is smaller than the sum of its proper divisors (606508540).

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

485206760 is a wasteful number, since it uses less digits than its factorization.

485206760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12130180 (or 12130176 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 485206760 is about 22027.4092893377. The cubic root of 485206760 is about 785.7944328790.

The spelling of 485206760 in words is "four hundred eighty-five million, two hundred six thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 12130169 24260338 48520676 60650845 97041352 121301690 242603380 485206760