Search a number
-
+
3842772 = 2231791789
BaseRepresentation
bin1110101010001011010100
321020020021220
432222023110
51440432042
6214210340
744443263
oct16521324
97206256
103842772
11219514a
1213539b0
13a4713b
147205da
1550d8ec
hex3aa2d4

3842772 has 24 divisors (see below), whose sum is σ = 9021600. Its totient is φ = 1273056.

The previous prime is 3842759. The next prime is 3842777. The reversal of 3842772 is 2772483.

3842772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1254 + ... + 3042.

It is an arithmetic number, because the mean of its divisors is an integer number (375900).

Almost surely, 23842772 is an apocalyptic number.

It is an amenable number.

3842772 is an abundant number, since it is smaller than the sum of its proper divisors (5178828).

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

3842772 is a wasteful number, since it uses less digits than its factorization.

3842772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975 (or 1973 counting only the distinct ones).

The product of its digits is 18816, while the sum is 33.

The square root of 3842772 is about 1960.2989567921. The cubic root of 3842772 is about 156.6323771845.

The spelling of 3842772 in words is "three million, eight hundred forty-two thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 12 179 358 537 716 1074 1789 2148 3578 5367 7156 10734 21468 320231 640462 960693 1280924 1921386 3842772