Base | Representation |
---|---|
bin | 100101100010101111… |
… | …000101000101010100 |
3 | 10212001100122212102111 |
4 | 211202233011011110 |
5 | 1130024132330140 |
6 | 30304013120404 |
7 | 2624643445321 |
oct | 454257050524 |
9 | 125040585374 |
10 | 40311214420 |
11 | 161066a2044 |
12 | 7990189104 |
13 | 3a556a88c9 |
14 | 1d45a5db48 |
15 | 10adead7ea |
hex | 962bc5154 |
40311214420 has 24 divisors (see below), whose sum is σ = 84657623400. Its totient is φ = 16123709952.
The previous prime is 40311214373. The next prime is 40311214421. The reversal of 40311214420 is 2441211304.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 304014096 + 40007200324 = 17436^2 + 200018^2 .
It is a junction number, because it is equal to n+sod(n) for n = 40311214391 and 40311214400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40311214421) 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, 569976 + ... + 636784.
It is an arithmetic number, because the mean of its divisors is an integer number (3527400975).
Almost surely, 240311214420 is an apocalyptic number.
It is an amenable number.
40311214420 is an abundant number, since it is smaller than the sum of its proper divisors (44346408980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40311214420 is a wasteful number, since it uses less digits than its factorization.
40311214420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96987 (or 96985 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 40311214420 its reverse (2441211304), we get a palindrome (42752425724).
The spelling of 40311214420 in words is "forty billion, three hundred eleven million, two hundred fourteen thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •