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485331040 = 2553197849
BaseRepresentation
bin11100111011011…
…001000001100000
31020211020101000201
4130323121001200
51443221043130
6120054154544
715012150205
oct3473310140
91224211021
10485331040
11229a58437
12116652a54
137971a33c
1448657cac
152c91bbca
hex1ced9060

485331040 has 48 divisors (see below), whose sum is σ = 1183593600. Its totient is φ = 187868160.

The previous prime is 485331031. The next prime is 485331043. The reversal of 485331040 is 40133584.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485331043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43965 + ... + 53884.

It is an arithmetic number, because the mean of its divisors is an integer number (24658200).

Almost surely, 2485331040 is an apocalyptic number.

485331040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

485331040 is an abundant number, since it is smaller than the sum of its proper divisors (698262560).

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

485331040 is a wasteful number, since it uses less digits than its factorization.

485331040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97895 (or 97887 counting only the distinct ones).

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

The square root of 485331040 is about 22030.2301395151. The cubic root of 485331040 is about 785.8615178163.

The spelling of 485331040 in words is "four hundred eighty-five million, three hundred thirty-one thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 97849 195698 391396 489245 782792 978490 1565584 1956980 3033319 3131168 3913960 6066638 7827920 12133276 15166595 15655840 24266552 30333190 48533104 60666380 97066208 121332760 242665520 485331040