Base | Representation |
---|---|
bin | 1001100110000… |
… | …1010100010100 |
3 | 2210201122002001 |
4 | 2121201110110 |
5 | 40300311000 |
6 | 3554325044 |
7 | 666033622 |
oct | 231412424 |
9 | 83648061 |
10 | 40244500 |
11 | 2079831a |
12 | 11589784 |
13 | 8450c1a |
14 | 54b8512 |
15 | 37ee46a |
hex | 2661514 |
40244500 has 24 divisors (see below), whose sum is σ = 87895080. Its totient is φ = 16097600.
The previous prime is 40244483. The next prime is 40244507. The reversal of 40244500 is 544204.
It can be written as a sum of positive squares in 4 ways, for example, as 478864 + 39765636 = 692^2 + 6306^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40244507) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39745 + ... + 40744.
It is an arithmetic number, because the mean of its divisors is an integer number (3662295).
Almost surely, 240244500 is an apocalyptic number.
It is an amenable number.
40244500 is an abundant number, since it is smaller than the sum of its proper divisors (47650580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40244500 is a wasteful number, since it uses less digits than its factorization.
40244500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80508 (or 80496 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 19.
The square root of 40244500 is about 6343.8552946927. The cubic root of 40244500 is about 342.6905895744.
Adding to 40244500 its reverse (544204), we get a palindrome (40788704).
The spelling of 40244500 in words is "forty million, two hundred forty-four thousand, five hundred".
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