Base | Representation |
---|---|
bin | 1001101000001… |
… | …0110011101010 |
3 | 2210222121020120 |
4 | 2122002303222 |
5 | 40314203144 |
6 | 4001304110 |
7 | 1000144554 |
oct | 232026352 |
9 | 83877216 |
10 | 40381674 |
11 | 20881393 |
12 | 11635036 |
13 | 849b4a8 |
14 | 55124d4 |
15 | 3829e19 |
hex | 2682cea |
40381674 has 8 divisors (see below), whose sum is σ = 80763360. Its totient is φ = 13460556.
The previous prime is 40381673. The next prime is 40381723. The reversal of 40381674 is 47618304.
It is a sphenic number, since it is the product of 3 distinct primes.
40381674 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (40381673) 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, 3365134 + ... + 3365145.
It is an arithmetic number, because the mean of its divisors is an integer number (10095420).
Almost surely, 240381674 is an apocalyptic number.
40381674 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.
40381674 is a wasteful number, since it uses less digits than its factorization.
40381674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6730284.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 40381674 is about 6354.6576619044. The cubic root of 40381674 is about 343.0795034252.
Adding to 40381674 its reverse (47618304), we get a palindrome (87999978).
The spelling of 40381674 in words is "forty million, three hundred eighty-one thousand, six hundred seventy-four".
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