Base | Representation |
---|---|
bin | 1001100101101… |
… | …1100101101000 |
3 | 2210200102212212 |
4 | 2121123211220 |
5 | 40244033112 |
6 | 3554024252 |
7 | 665605325 |
oct | 231334550 |
9 | 83612785 |
10 | 40221032 |
11 | 20781725 |
12 | 11578088 |
13 | 8443337 |
14 | 54adb4c |
15 | 37e7522 |
hex | 265b968 |
40221032 has 8 divisors (see below), whose sum is σ = 75414450. Its totient is φ = 20110512.
The previous prime is 40221023. The next prime is 40221047. The reversal of 40221032 is 23012204.
40221032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 37283236 + 2937796 = 6106^2 + 1714^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a junction number, because it is equal to n+sod(n) for n = 40220998 and 40221016.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2513807 + ... + 2513822.
Almost surely, 240221032 is an apocalyptic number.
It is an amenable number.
40221032 is a deficient number, since it is larger than the sum of its proper divisors (35193418).
40221032 is a wasteful number, since it uses less digits than its factorization.
40221032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5027635 (or 5027631 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 40221032 is about 6342.0053610826. The cubic root of 40221032 is about 342.6239649299.
Adding to 40221032 its reverse (23012204), we get a palindrome (63233236).
The spelling of 40221032 in words is "forty million, two hundred twenty-one thousand, thirty-two".
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