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480385892 = 22719902981
BaseRepresentation
bin11100101000100…
…001101101100100
31020110221010120002
4130220201231210
51440434322032
6115400200432
714622132650
oct3450415544
91213833502
10480385892
11227190038
12114a69118
13786a850c
1447b2ba60
152c291862
hex1ca21b64

480385892 has 24 divisors (see below), whose sum is σ = 1011339840. Its totient is φ = 195043680.

The previous prime is 480385891. The next prime is 480385901. The reversal of 480385892 is 298583084.

It is not an unprimeable number, because it can be changed into a prime (480385891) 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, 450959 + ... + 452022.

It is an arithmetic number, because the mean of its divisors is an integer number (42139160).

Almost surely, 2480385892 is an apocalyptic number.

It is an amenable number.

480385892 is an abundant number, since it is smaller than the sum of its proper divisors (530953948).

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

480385892 is a wasteful number, since it uses less digits than its factorization.

480385892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903011 (or 903009 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The square root of 480385892 is about 21917.7072706066. The cubic root of 480385892 is about 783.1832937118.

The spelling of 480385892 in words is "four hundred eighty million, three hundred eighty-five thousand, eight hundred ninety-two".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 902981 1805962 3611924 6320867 12641734 17156639 25283468 34313278 68626556 120096473 240192946 480385892