Base | Representation |
---|---|
bin | 1001100011011… |
… | …0011110011001 |
3 | 2210101201100200 |
4 | 2120312132121 |
5 | 40224202032 |
6 | 3550452413 |
7 | 664403202 |
oct | 230663631 |
9 | 83351320 |
10 | 40069017 |
11 | 2068849a |
12 | 11504109 |
13 | 83bc0a1 |
14 | 54705a9 |
15 | 37b747c |
hex | 2636799 |
40069017 has 24 divisors (see below), whose sum is σ = 61532640. Its totient is φ = 25038720.
The previous prime is 40068979. The next prime is 40069021. The reversal of 40069017 is 71096004.
It is not a de Polignac number, because 40069017 - 211 = 40066969 is a prime.
It is a super-2 number, since 2×400690172 = 3211052246692578, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (40069217) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57642 + ... + 58332.
It is an arithmetic number, because the mean of its divisors is an integer number (2563860).
Almost surely, 240069017 is an apocalyptic number.
It is an amenable number.
40069017 is a deficient number, since it is larger than the sum of its proper divisors (21463623).
40069017 is a wasteful number, since it uses less digits than its factorization.
40069017 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1093 (or 1090 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 40069017 is about 6330.0092416994. The cubic root of 40069017 is about 342.1917719990.
The spelling of 40069017 in words is "forty million, sixty-nine thousand, seventeen".
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