Base | Representation |
---|---|
bin | 1001100010111… |
… | …0011110000110 |
3 | 2210100001101100 |
4 | 2120232132012 |
5 | 40222124410 |
6 | 3550040530 |
7 | 664205463 |
oct | 230563606 |
9 | 83301340 |
10 | 40036230 |
11 | 206658a3 |
12 | 114a9146 |
13 | 83aa1a0 |
14 | 546266a |
15 | 37ac8c0 |
hex | 262e786 |
40036230 has 96 divisors (see below), whose sum is σ = 118067040. Its totient is φ = 9331200.
The previous prime is 40036189. The next prime is 40036247. The reversal of 40036230 is 3263004.
40036230 is a `hidden beast` number, since 40 + 0 + 3 + 623 + 0 = 666.
40036230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×400362302 = 3205799425225800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21330 + ... + 23130.
It is an arithmetic number, because the mean of its divisors is an integer number (1229865).
Almost surely, 240036230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40036230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59033520).
40036230 is an abundant number, since it is smaller than the sum of its proper divisors (78030810).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40036230 is a wasteful number, since it uses less digits than its factorization.
40036230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1846 (or 1843 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 40036230 is about 6327.4189050513. The cubic root of 40036230 is about 342.0984122245.
Adding to 40036230 its reverse (3263004), we get a palindrome (43299234).
The spelling of 40036230 in words is "forty million, thirty-six thousand, two hundred thirty".
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