Base | Representation |
---|---|
bin | 100101011000110001… |
… | …010001101001110001 |
3 | 10211121201001102002201 |
4 | 211120301101221301 |
5 | 1124203332034113 |
6 | 30235241343201 |
7 | 2620543344310 |
oct | 453061215161 |
9 | 124551042081 |
10 | 40144018033 |
11 | 16030284a09 |
12 | 7944197b01 |
13 | 3a29b68732 |
14 | 1d2b77a277 |
15 | 109e483cdd |
hex | 958c51a71 |
40144018033 has 16 divisors (see below), whose sum is σ = 46470607360. Its totient is φ = 33965568000.
The previous prime is 40144018027. The next prime is 40144018037. The reversal of 40144018033 is 33081044104.
It is a de Polignac number, because none of the positive numbers 2k-40144018033 is a prime.
It is a super-2 number, since 2×401440180332 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 40144017992 and 40144018010.
It is not an unprimeable number, because it can be changed into a prime (40144018037) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4176433 + ... + 4186033.
It is an arithmetic number, because the mean of its divisors is an integer number (2904412960).
Almost surely, 240144018033 is an apocalyptic number.
It is an amenable number.
40144018033 is a deficient number, since it is larger than the sum of its proper divisors (6326589327).
40144018033 is an equidigital number, since it uses as much as digits as its factorization.
40144018033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17248.
The product of its (nonzero) digits is 4608, while the sum is 28.
The spelling of 40144018033 in words is "forty billion, one hundred forty-four million, eighteen thousand, thirty-three".
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