Base | Representation |
---|---|
bin | 100101011000101111… |
… | …111010010110101100 |
3 | 10211121200101020121021 |
4 | 211120233322112230 |
5 | 1124203234113320 |
6 | 30235225543524 |
7 | 2620540324651 |
oct | 453057722654 |
9 | 124550336537 |
10 | 40143660460 |
11 | 160300602a2 |
12 | 7944044ba4 |
13 | 3a29a71a57 |
14 | 1d2b6c5c28 |
15 | 109e412daa |
hex | 958bfa5ac |
40143660460 has 48 divisors (see below), whose sum is σ = 84928888800. Its totient is φ = 15938155520.
The previous prime is 40143660449. The next prime is 40143660493. The reversal of 40143660460 is 6406634104.
It is a super-2 number, since 2×401436604602 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4963620 + ... + 4971700.
It is an arithmetic number, because the mean of its divisors is an integer number (1769351850).
Almost surely, 240143660460 is an apocalyptic number.
It is an amenable number.
40143660460 is an abundant number, since it is smaller than the sum of its proper divisors (44785228340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40143660460 is a wasteful number, since it uses less digits than its factorization.
40143660460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9906 (or 9904 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 34.
The spelling of 40143660460 in words is "forty billion, one hundred forty-three million, six hundred sixty thousand, four hundred sixty".
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