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1428482888 = 237219119079
BaseRepresentation
bin101010100100100…
…1110101101001000
310200112221110010122
41111021032231020
510411142423023
6353425202412
750253622100
oct12511165510
93615843118
101428482888
11673383378
1233a490408
13199c42061
14d7a08200
158561e2c8
hex5524eb48

1428482888 has 48 divisors (see below), whose sum is σ = 3132172800. Its totient is φ = 608969760.

The previous prime is 1428482857. The next prime is 1428482893. The reversal of 1428482888 is 8882848241.

It is a super-2 number, since 2×14284828882 = 4081126722617641088, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65333 + ... + 84411.

It is an arithmetic number, because the mean of its divisors is an integer number (65253600).

Almost surely, 21428482888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1428482888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1566086400).

1428482888 is an abundant number, since it is smaller than the sum of its proper divisors (1703689912).

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

1428482888 is a wasteful number, since it uses less digits than its factorization.

1428482888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19290 (or 19279 counting only the distinct ones).

The product of its digits is 2097152, while the sum is 53.

The square root of 1428482888 is about 37795.2760011089. The cubic root of 1428482888 is about 1126.2246122823.

The spelling of 1428482888 in words is "one billion, four hundred twenty-eight million, four hundred eighty-two thousand, eight hundred eighty-eight".