Base | Representation |
---|---|
bin | 1001100100000… |
… | …1001110000110 |
3 | 2210110221201210 |
4 | 2121001032012 |
5 | 40232104110 |
6 | 3551432250 |
7 | 664645416 |
oct | 231011606 |
9 | 83427653 |
10 | 40113030 |
11 | 20708571 |
12 | 11525686 |
13 | 8406129 |
14 | 5482646 |
15 | 37c5520 |
hex | 2641386 |
40113030 has 32 divisors (see below), whose sum is σ = 101935584. Its totient is φ = 10067456.
The previous prime is 40113019. The next prime is 40113049. The reversal of 40113030 is 3031104.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 40112997 and 40113015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38817 + ... + 39836.
It is an arithmetic number, because the mean of its divisors is an integer number (3185487).
Almost surely, 240113030 is an apocalyptic number.
40113030 is an abundant number, since it is smaller than the sum of its proper divisors (61822554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40113030 is a wasteful number, since it uses less digits than its factorization.
40113030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78680.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 40113030 is about 6333.4848227496. The cubic root of 40113030 is about 342.3170173590.
Adding to 40113030 its reverse (3031104), we get a palindrome (43144134).
It can be divided in two parts, 401 and 13030, that added together give a palindrome (13431).
The spelling of 40113030 in words is "forty million, one hundred thirteen thousand, thirty".
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