Base | Representation |
---|---|
bin | 1001110000010… |
… | …1110000111010 |
3 | 2211222212001020 |
4 | 2130011300322 |
5 | 40433334244 |
6 | 4021003310 |
7 | 1004540451 |
oct | 234056072 |
9 | 84885036 |
10 | 40918074 |
11 | 2110839a |
12 | 11853536 |
13 | 86286a2 |
14 | 5611b98 |
15 | 38d3d19 |
hex | 2705c3a |
40918074 has 8 divisors (see below), whose sum is σ = 81836160. Its totient is φ = 13639356.
The previous prime is 40918063. The next prime is 40918079. The reversal of 40918074 is 47081904.
It is a sphenic number, since it is the product of 3 distinct primes.
40918074 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (40918079) 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, 3409834 + ... + 3409845.
It is an arithmetic number, because the mean of its divisors is an integer number (10229520).
Almost surely, 240918074 is an apocalyptic number.
40918074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40918074 is a wasteful number, since it uses less digits than its factorization.
40918074 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6819684.
The product of its (nonzero) digits is 8064, while the sum is 33.
The square root of 40918074 is about 6396.7236926414. The cubic root of 40918074 is about 344.5918971950.
Adding to 40918074 its reverse (47081904), we get a palindrome (87999978).
The spelling of 40918074 in words is "forty million, nine hundred eighteen thousand, seventy-four".
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