Base | Representation |
---|---|
bin | 1001100010011… |
… | …1011000001110 |
3 | 2210021120112111 |
4 | 2120213120032 |
5 | 40220212212 |
6 | 3545254234 |
7 | 664025005 |
oct | 230473016 |
9 | 83246474 |
10 | 40007182 |
11 | 20645a96 |
12 | 1149437a |
13 | 8399bb7 |
14 | 5455c3c |
15 | 37a3ea7 |
hex | 262760e |
40007182 has 8 divisors (see below), whose sum is σ = 62080200. Its totient is φ = 19313784.
The previous prime is 40007167. The next prime is 40007183. The reversal of 40007182 is 28170004.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×400071822 = 3201149223162248, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40007183) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344832 + ... + 344947.
It is an arithmetic number, because the mean of its divisors is an integer number (7760025).
Almost surely, 240007182 is an apocalyptic number.
40007182 is a deficient number, since it is larger than the sum of its proper divisors (22073018).
40007182 is a wasteful number, since it uses less digits than its factorization.
40007182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 689810.
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 40007182 is about 6325.1230818064. The cubic root of 40007182 is about 342.0156565225.
Adding to 40007182 its reverse (28170004), we get a palindrome (68177186).
The spelling of 40007182 in words is "forty million, seven thousand, one hundred eighty-two".
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