Base | Representation |
---|---|
bin | 1000101010111… |
… | …11111100001010 |
3 | 12001212210222200 |
4 | 10111133330022 |
5 | 122110312324 |
6 | 11115101030 |
7 | 1542214500 |
oct | 425377412 |
9 | 161783880 |
10 | 72744714 |
11 | 380761a9 |
12 | 20441776 |
13 | 120bcc13 |
14 | 9938670 |
15 | 65bdec9 |
hex | 455ff0a |
72744714 has 72 divisors (see below), whose sum is σ = 186234048. Its totient is φ = 20457360.
The previous prime is 72744713. The next prime is 72744739. The reversal of 72744714 is 41744727.
It is not an unprimeable number, because it can be changed into a prime (72744713) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 58479 + ... + 59709.
It is an arithmetic number, because the mean of its divisors is an integer number (2586584).
Almost surely, 272744714 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 72744714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93117024).
72744714 is an abundant number, since it is smaller than the sum of its proper divisors (113489334).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72744714 is a wasteful number, since it uses less digits than its factorization.
72744714 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1320 (or 1310 counting only the distinct ones).
The product of its digits is 43904, while the sum is 36.
The square root of 72744714 is about 8529.0511781792. The cubic root of 72744714 is about 417.4461694494.
The spelling of 72744714 in words is "seventy-two million, seven hundred forty-four thousand, seven hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •