Base | Representation |
---|---|
bin | 1001100011011… |
… | …1000010111000 |
3 | 2210101211120011 |
4 | 2120313002320 |
5 | 40224240402 |
6 | 3550511304 |
7 | 664413046 |
oct | 230670270 |
9 | 83354504 |
10 | 40071352 |
11 | 2068a222 |
12 | 11505534 |
13 | 83c0179 |
14 | 5471396 |
15 | 37b7ed7 |
hex | 26370b8 |
40071352 has 8 divisors (see below), whose sum is σ = 75133800. Its totient is φ = 20035672.
The previous prime is 40071347. The next prime is 40071371. The reversal of 40071352 is 25317004.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×400713522 = 3211426502215808, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2504452 + ... + 2504467.
It is an arithmetic number, because the mean of its divisors is an integer number (9391725).
Almost surely, 240071352 is an apocalyptic number.
It is an amenable number.
40071352 is a deficient number, since it is larger than the sum of its proper divisors (35062448).
40071352 is a wasteful number, since it uses less digits than its factorization.
40071352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5008925 (or 5008921 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 22.
The square root of 40071352 is about 6330.1936779217. The cubic root of 40071352 is about 342.1984188825.
Adding to 40071352 its reverse (25317004), we get a palindrome (65388356).
The spelling of 40071352 in words is "forty million, seventy-one thousand, three hundred fifty-two".
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