Base | Representation |
---|---|
bin | 1000100000100… |
… | …00000010101000 |
3 | 11222021220200120 |
4 | 10100100002220 |
5 | 121232300442 |
6 | 11025403240 |
7 | 1524424341 |
oct | 420200250 |
9 | 158256616 |
10 | 71368872 |
11 | 37316543 |
12 | 1ba99520 |
13 | 11a2a903 |
14 | 969b0c8 |
15 | 63eb4ec |
hex | 44100a8 |
71368872 has 16 divisors (see below), whose sum is σ = 178422240. Its totient is φ = 23789616.
The previous prime is 71368867. The next prime is 71368877. The reversal of 71368872 is 27886317.
It is an interprime number because it is at equal distance from previous prime (71368867) and next prime (71368877).
It is not an unprimeable number, because it can be changed into a prime (71368877) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1486828 + ... + 1486875.
It is an arithmetic number, because the mean of its divisors is an integer number (11151390).
Almost surely, 271368872 is an apocalyptic number.
It is an amenable number.
71368872 is an abundant number, since it is smaller than the sum of its proper divisors (107053368).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71368872 is a wasteful number, since it uses less digits than its factorization.
71368872 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2973712 (or 2973708 counting only the distinct ones).
The product of its digits is 112896, while the sum is 42.
The square root of 71368872 is about 8448.0099431760. The cubic root of 71368872 is about 414.7976407344.
The spelling of 71368872 in words is "seventy-one million, three hundred sixty-eight thousand, eight hundred seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •