Search a number
-
+
72285014 = 2131275897
BaseRepresentation
bin1000100111011…
…11101101010110
312001000110101202
410103233231112
5122001110024
611101152502
71535261324
oct423575526
9161013352
1072285014
113789188a
122025b732
1311c8b8c9
149858d14
15652cbae
hex44efb56

72285014 has 8 divisors (see below), whose sum is σ = 109255608. Its totient is φ = 35866480.

The previous prime is 72285007. The next prime is 72285043. The reversal of 72285014 is 41058227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137687 + ... + 138210.

It is an arithmetic number, because the mean of its divisors is an integer number (13656951).

Almost surely, 272285014 is an apocalyptic number.

72285014 is a deficient number, since it is larger than the sum of its proper divisors (36970594).

72285014 is a wasteful number, since it uses less digits than its factorization.

72285014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276030.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 72285014 is about 8502.0593975813. The cubic root of 72285014 is about 416.5649798433.

The spelling of 72285014 in words is "seventy-two million, two hundred eighty-five thousand, fourteen".

Divisors: 1 2 131 262 275897 551794 36142507 72285014