Search a number
-
+
3089142 = 232724517
BaseRepresentation
bin1011110010001011110110
312210221111200
423302023312
51242323032
6150113330
735154150
oct13621366
95727450
103089142
11181aa11
12104b846
138420c4
145a5ad0
1541047c
hex2f22f6

3089142 has 24 divisors (see below), whose sum is σ = 7649616. Its totient is φ = 882576.

The previous prime is 3089131. The next prime is 3089143. The reversal of 3089142 is 2419803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3089143) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 12133 + ... + 12384.

It is an arithmetic number, because the mean of its divisors is an integer number (318734).

Almost surely, 23089142 is an apocalyptic number.

3089142 is an abundant number, since it is smaller than the sum of its proper divisors (4560474).

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

3089142 is a wasteful number, since it uses less digits than its factorization.

3089142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24532 (or 24529 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 3089142 is about 1757.5955166078. The cubic root of 3089142 is about 145.6395373749.

The spelling of 3089142 in words is "three million, eighty-nine thousand, one hundred forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 24517 49034 73551 147102 171619 220653 343238 441306 514857 1029714 1544571 3089142