Base | Representation |
---|---|
bin | 1001101100001… |
… | …1111100001100 |
3 | 2211111011012112 |
4 | 2123003330030 |
5 | 40401222320 |
6 | 4011123152 |
7 | 1002335426 |
oct | 233037414 |
9 | 84434175 |
10 | 40648460 |
11 | 20a43876 |
12 | 117434b8 |
13 | 8562a58 |
14 | 5581816 |
15 | 387dec5 |
hex | 26c3f0c |
40648460 has 24 divisors (see below), whose sum is σ = 86211216. Its totient is φ = 16097600.
The previous prime is 40648457. The next prime is 40648469. The reversal of 40648460 is 6484604.
40648460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (40648469) by changing a digit.
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 in 7 ways as a sum of consecutive naturals, for example, 8042 + ... + 12081.
It is an arithmetic number, because the mean of its divisors is an integer number (3592134).
Almost surely, 240648460 is an apocalyptic number.
It is an amenable number.
40648460 is an abundant number, since it is smaller than the sum of its proper divisors (45562756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40648460 is a wasteful number, since it uses less digits than its factorization.
40648460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20233 (or 20231 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 32.
The square root of 40648460 is about 6375.6144801893. The cubic root of 40648460 is about 343.8333765798.
The spelling of 40648460 in words is "forty million, six hundred forty-eight thousand, four hundred sixty".
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