Base | Representation |
---|---|
bin | 1001100100010… |
… | …0000111001010 |
3 | 2210111112222110 |
4 | 2121010013022 |
5 | 40232443444 |
6 | 3552003150 |
7 | 665025066 |
oct | 231040712 |
9 | 83445873 |
10 | 40124874 |
11 | 20716459 |
12 | 115304b6 |
13 | 840b63a |
14 | 5486aa6 |
15 | 37c8cb9 |
hex | 26441ca |
40124874 has 16 divisors (see below), whose sum is σ = 80335008. Its totient is φ = 13360752.
The previous prime is 40124867. The next prime is 40124899. The reversal of 40124874 is 47842104.
It is a super-2 number, since 2×401248742 = 3220011027031752, which contains 22 as substring.
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, 3709 + ... + 9695.
It is an arithmetic number, because the mean of its divisors is an integer number (5020938).
Almost surely, 240124874 is an apocalyptic number.
40124874 is an abundant number, since it is smaller than the sum of its proper divisors (40210134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40124874 is a wasteful number, since it uses less digits than its factorization.
40124874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7109.
The product of its (nonzero) digits is 7168, while the sum is 30.
The square root of 40124874 is about 6334.4197840055. The cubic root of 40124874 is about 342.3507055295.
Adding to 40124874 its reverse (47842104), we get a palindrome (87966978).
The spelling of 40124874 in words is "forty million, one hundred twenty-four thousand, eight hundred seventy-four".
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