Base | Representation |
---|---|
bin | 1001101111101… |
… | …0110111111110 |
3 | 2211220120212020 |
4 | 2123322313332 |
5 | 40430422340 |
6 | 4020021010 |
7 | 1004263431 |
oct | 233726776 |
9 | 84816766 |
10 | 40873470 |
11 | 21087930 |
12 | 11831766 |
13 | 86112b1 |
14 | 55dd818 |
15 | 38c59d0 |
hex | 26fadfe |
40873470 has 64 divisors (see below), whose sum is σ = 110730240. Its totient is φ = 9564800.
The previous prime is 40873453. The next prime is 40873471. The reversal of 40873470 is 7437804.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40873471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7435 + ... + 11705.
It is an arithmetic number, because the mean of its divisors is an integer number (1730160).
Almost surely, 240873470 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40873470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55365120).
40873470 is an abundant number, since it is smaller than the sum of its proper divisors (69856770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40873470 is a wasteful number, since it uses less digits than its factorization.
40873470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4321.
The product of its (nonzero) digits is 18816, while the sum is 33.
The square root of 40873470 is about 6393.2362696838. The cubic root of 40873470 is about 344.4666406863.
It can be divided in two parts, 408734 and 70, that added together give a palindrome (408804).
The spelling of 40873470 in words is "forty million, eight hundred seventy-three thousand, four hundred seventy".
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