Search a number
-
+
7984230 = 235377193
BaseRepresentation
bin11110011101010001100110
3120000122022020
4132131101212
54020443410
6443044010
7124602432
oct36352146
916018266
107984230
114563741
122810606
1318671c7
1410bb9c2
15a7aa70
hex79d466

7984230 has 32 divisors (see below), whose sum is σ = 19682784. Its totient is φ = 2071296.

The previous prime is 7984201. The next prime is 7984253. The reversal of 7984230 is 324897.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7984191 and 7984200.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2487 + ... + 4706.

It is an arithmetic number, because the mean of its divisors is an integer number (615087).

Almost surely, 27984230 is an apocalyptic number.

7984230 is an abundant number, since it is smaller than the sum of its proper divisors (11698554).

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

7984230 is a wasteful number, since it uses less digits than its factorization.

7984230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7240.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 7984230 is about 2825.6379810584. The cubic root of 7984230 is about 199.8684968869.

The spelling of 7984230 in words is "seven million, nine hundred eighty-four thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 7193 14386 21579 35965 43158 71930 107895 215790 266141 532282 798423 1330705 1596846 2661410 3992115 7984230