Base | Representation |
---|---|
bin | 1001101010011… |
… | …1001110110111 |
3 | 2211021011220101 |
4 | 2122213032313 |
5 | 40333441441 |
6 | 4004414531 |
7 | 1001335543 |
oct | 232471667 |
9 | 84234811 |
10 | 40530871 |
11 | 20973497 |
12 | 116a7447 |
13 | 8521384 |
14 | 5550a23 |
15 | 3859231 |
hex | 26a73b7 |
40530871 has 8 divisors (see below), whose sum is σ = 41350400. Its totient is φ = 39719160.
The previous prime is 40530869. The next prime is 40530881. The reversal of 40530871 is 17803504.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40530871 - 21 = 40530869 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40530821) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9136 + ... + 12826.
It is an arithmetic number, because the mean of its divisors is an integer number (5168800).
Almost surely, 240530871 is an apocalyptic number.
40530871 is a deficient number, since it is larger than the sum of its proper divisors (819529).
40530871 is a wasteful number, since it uses less digits than its factorization.
40530871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3909.
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 40530871 is about 6366.3860234830. The cubic root of 40530871 is about 343.5015060951.
The spelling of 40530871 in words is "forty million, five hundred thirty thousand, eight hundred seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •