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482128520 = 23512053213
BaseRepresentation
bin11100101111001…
…011001010001000
31020121012122222212
4130233023022020
51441411103040
6115501404252
714643011336
oct3457131210
91217178885
10482128520
11228170325
12115569688
1378b68763
1448062b56
152c4d7d65
hex1cbcb288

482128520 has 16 divisors (see below), whose sum is σ = 1084789260. Its totient is φ = 192851392.

The previous prime is 482128519. The next prime is 482128529. The reversal of 482128520 is 25821284.

It can be written as a sum of positive squares in 2 ways, for example, as 447999556 + 34128964 = 21166^2 + 5842^2 .

It is not an unprimeable number, because it can be changed into a prime (482128529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6026567 + ... + 6026646.

Almost surely, 2482128520 is an apocalyptic number.

482128520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

482128520 is an abundant number, since it is smaller than the sum of its proper divisors (602660740).

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

482128520 is a wasteful number, since it uses less digits than its factorization.

482128520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12053224 (or 12053220 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 32.

The square root of 482128520 is about 21957.4251678105. The cubic root of 482128520 is about 784.1291653422.

The spelling of 482128520 in words is "four hundred eighty-two million, one hundred twenty-eight thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 12053213 24106426 48212852 60266065 96425704 120532130 241064260 482128520