Base | Representation |
---|---|
bin | 100101010111111000… |
… | …100100101011100100 |
3 | 10211120200002020011020 |
4 | 211113320210223210 |
5 | 1124141030410024 |
6 | 30233551011140 |
7 | 2620303115250 |
oct | 452770445344 |
9 | 124520066136 |
10 | 40129153764 |
11 | 16022952197 |
12 | 793b209ab0 |
13 | 3a26a62acb |
14 | 1d297cb260 |
15 | 109cee9979 |
hex | 957e24ae4 |
40129153764 has 24 divisors (see below), whose sum is σ = 107011076928. Its totient is φ = 11465472480.
The previous prime is 40129153759. The next prime is 40129153811. The reversal of 40129153764 is 46735192104.
40129153764 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×401291537642 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238863927 + ... + 238864094.
It is an arithmetic number, because the mean of its divisors is an integer number (4458794872).
Almost surely, 240129153764 is an apocalyptic number.
It is an amenable number.
40129153764 is an abundant number, since it is smaller than the sum of its proper divisors (66881923164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40129153764 is a wasteful number, since it uses less digits than its factorization.
40129153764 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 477728035 (or 477728033 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 42.
The spelling of 40129153764 in words is "forty billion, one hundred twenty-nine million, one hundred fifty-three thousand, seven hundred sixty-four".
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