Base | Representation |
---|---|
bin | 1001100010101… |
… | …1001110101000 |
3 | 2210022101011120 |
4 | 2120223032220 |
5 | 40221213302 |
6 | 3545455240 |
7 | 664121664 |
oct | 230531650 |
9 | 83271146 |
10 | 40022952 |
11 | 20656922 |
12 | 114a1520 |
13 | 83a4128 |
14 | 545b8a4 |
15 | 37a89bc |
hex | 262b3a8 |
40022952 has 16 divisors (see below), whose sum is σ = 100057440. Its totient is φ = 13340976.
The previous prime is 40022951. The next prime is 40022959. The reversal of 40022952 is 25922004.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1667623 = 40022952 / (4 + 0 + 0 + 2 + 2 + 9 + 5 + 2).
It is not an unprimeable number, because it can be changed into a prime (40022951) 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, 833788 + ... + 833835.
It is an arithmetic number, because the mean of its divisors is an integer number (6253590).
Almost surely, 240022952 is an apocalyptic number.
It is an amenable number.
40022952 is an abundant number, since it is smaller than the sum of its proper divisors (60034488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40022952 is a wasteful number, since it uses less digits than its factorization.
40022952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1667632 (or 1667628 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 40022952 is about 6326.3695750406. The cubic root of 40022952 is about 342.0605891080.
Adding to 40022952 its reverse (25922004), we get a palindrome (65944956).
The spelling of 40022952 in words is "forty million, twenty-two thousand, nine hundred fifty-two".
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