Search a number
-
+
42712914 = 237199901
BaseRepresentation
bin1010001011101…
…1111101010010
32222101001002210
42202323331102
541413303124
64123252550
71026024306
oct242737522
988331083
1042712914
1122123932
121237a156
138b0661a
14595bd06
153b3aa29
hex28bbf52

42712914 has 16 divisors (see below), whose sum is σ = 85553280. Its totient is φ = 14216400.

The previous prime is 42712913. The next prime is 42712927. The reversal of 42712914 is 41921724.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42712913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637 + ... + 9264.

It is an arithmetic number, because the mean of its divisors is an integer number (5347080).

Almost surely, 242712914 is an apocalyptic number.

42712914 is an abundant number, since it is smaller than the sum of its proper divisors (42840366).

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

42712914 is a wasteful number, since it uses less digits than its factorization.

42712914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10625.

The product of its digits is 4032, while the sum is 30.

The square root of 42712914 is about 6535.5117626702. The cubic root of 42712914 is about 349.5583927028.

The spelling of 42712914 in words is "forty-two million, seven hundred twelve thousand, nine hundred fourteen".

Divisors: 1 2 3 6 719 1438 2157 4314 9901 19802 29703 59406 7118819 14237638 21356457 42712914