Base | Representation |
---|---|
bin | 10000101101111… |
… | …11010001101100 |
3 | 100202220010201001 |
4 | 20112333101230 |
5 | 241400302301 |
6 | 21525530044 |
7 | 3322024600 |
oct | 1026772154 |
9 | 322803631 |
10 | 140244076 |
11 | 721894a5 |
12 | 3ab73924 |
13 | 2309447b |
14 | 148a9500 |
15 | c4a3c01 |
hex | 85bf46c |
140244076 has 36 divisors (see below), whose sum is σ = 286446888. Its totient is φ = 59904768.
The previous prime is 140244043. The next prime is 140244077. The reversal of 140244076 is 670442041.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140244077) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68175 + ... + 70201.
It is an arithmetic number, because the mean of its divisors is an integer number (7956858).
Almost surely, 2140244076 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140244076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143223444).
140244076 is an abundant number, since it is smaller than the sum of its proper divisors (146202812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140244076 is a wasteful number, since it uses less digits than its factorization.
140244076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2398 (or 2389 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 28.
The square root of 140244076 is about 11842.4691682098. The cubic root of 140244076 is about 519.5509881365.
The spelling of 140244076 in words is "one hundred forty million, two hundred forty-four thousand, seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.999 sec. • engine limits •