Base | Representation |
---|---|
bin | 1001100010101… |
… | …1010001111000 |
3 | 2210022101110021 |
4 | 2120223101320 |
5 | 40221220120 |
6 | 3545500224 |
7 | 664122412 |
oct | 230532170 |
9 | 83271407 |
10 | 40023160 |
11 | 20656aa1 |
12 | 114a1674 |
13 | 83a4258 |
14 | 545b9b2 |
15 | 37a8aaa |
hex | 262b478 |
40023160 has 16 divisors (see below), whose sum is σ = 90052200. Its totient is φ = 16009248.
The previous prime is 40023157. The next prime is 40023167. The reversal of 40023160 is 6132004.
It is a super-3 number, since 3×400231603 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40023167) 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, 500250 + ... + 500329.
Almost surely, 240023160 is an apocalyptic number.
40023160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
40023160 is an abundant number, since it is smaller than the sum of its proper divisors (50029040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40023160 is a wasteful number, since it uses less digits than its factorization.
40023160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1000590 (or 1000586 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 40023160 is about 6326.3860141474. The cubic root of 40023160 is about 342.0611816720.
Adding to 40023160 its reverse (6132004), we get a palindrome (46155164).
The spelling of 40023160 in words is "forty million, twenty-three thousand, one hundred sixty".
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