Base | Representation |
---|---|
bin | 1001100011111… |
… | …0000110001011 |
3 | 2210110022011220 |
4 | 2120332012023 |
5 | 40231201420 |
6 | 3551253123 |
7 | 664563210 |
oct | 230760613 |
9 | 83408156 |
10 | 40100235 |
11 | 206a999a |
12 | 1151a1a3 |
13 | 8400366 |
14 | 547bb07 |
15 | 37c1840 |
hex | 263e18b |
40100235 has 32 divisors (see below), whose sum is σ = 74580480. Its totient is φ = 18018048.
The previous prime is 40100233. The next prime is 40100239. The reversal of 40100235 is 53200104.
40100235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 40100235 - 21 = 40100233 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (40100233) by changing a digit.
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 31 ways as a sum of consecutive naturals, for example, 2959 + ... + 9431.
It is an arithmetic number, because the mean of its divisors is an integer number (2330640).
Almost surely, 240100235 is an apocalyptic number.
40100235 is a deficient number, since it is larger than the sum of its proper divisors (34480245).
40100235 is a wasteful number, since it uses less digits than its factorization.
40100235 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6547.
The product of its (nonzero) digits is 120, while the sum is 15.
The square root of 40100235 is about 6332.4746347696. The cubic root of 40100235 is about 342.2806167845.
Adding to 40100235 its reverse (53200104), we get a palindrome (93300339).
The spelling of 40100235 in words is "forty million, one hundred thousand, two hundred thirty-five".
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