Base | Representation |
---|---|
bin | 1001100010110… |
… | …0111110110111 |
3 | 2210022202000121 |
4 | 2120230332313 |
5 | 40221431020 |
6 | 3545552411 |
7 | 664151635 |
oct | 230547667 |
9 | 83282017 |
10 | 40030135 |
11 | 20661262 |
12 | 114a5707 |
13 | 83a7492 |
14 | 5460355 |
15 | 37aabaa |
hex | 262cfb7 |
40030135 has 8 divisors (see below), whose sum is σ = 49058496. Its totient is φ = 31342560.
The previous prime is 40030127. The next prime is 40030157. The reversal of 40030135 is 53103004.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40030135 - 23 = 40030127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84936 + ... + 85405.
It is an arithmetic number, because the mean of its divisors is an integer number (6132312).
Almost surely, 240030135 is an apocalyptic number.
40030135 is a deficient number, since it is larger than the sum of its proper divisors (9028361).
40030135 is a wasteful number, since it uses less digits than its factorization.
40030135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170393.
The product of its (nonzero) digits is 180, while the sum is 16.
The square root of 40030135 is about 6326.9372527314. The cubic root of 40030135 is about 342.0810513188.
Adding to 40030135 its reverse (53103004), we get a palindrome (93133139).
The spelling of 40030135 in words is "forty million, thirty thousand, one hundred thirty-five".
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