Search a number
-
+
982638230 = 25737379397
BaseRepresentation
bin111010100100011…
…101111010010110
32112111000012020112
4322210131322112
54003023410410
6241301203022
733231200330
oct7244357226
92474005215
10982638230
11464745712
12235100472
1312876b852
149470c450
155b402105
hex3a91de96

982638230 has 32 divisors (see below), whose sum is σ = 2076065856. Its totient is φ = 327798144.

The previous prime is 982638229. The next prime is 982638253. The reversal of 982638230 is 32836289.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 187109 + ... + 192288.

It is an arithmetic number, because the mean of its divisors is an integer number (64877058).

Almost surely, 2982638230 is an apocalyptic number.

982638230 is an abundant number, since it is smaller than the sum of its proper divisors (1093427626).

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

982638230 is a wasteful number, since it uses less digits than its factorization.

982638230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379448.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 982638230 is about 31347.0609467618. The cubic root of 982638230 is about 994.1789241583.

The spelling of 982638230 in words is "nine hundred eighty-two million, six hundred thirty-eight thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 37 70 74 185 259 370 518 1295 2590 379397 758794 1896985 2655779 3793970 5311558 13278895 14037689 26557790 28075378 70188445 98263823 140376890 196527646 491319115 982638230