Base | Representation |
---|---|
bin | 111000001110011110… |
… | …0000010100010101100 |
3 | 102112122220020110122001 |
4 | 1300130330002202230 |
5 | 3434241103213023 |
6 | 131245211302044 |
7 | 11503110020200 |
oct | 1603474024254 |
9 | 375586213561 |
10 | 120744585388 |
11 | 47231197149 |
12 | 1b49914a924 |
13 | b50353743b |
14 | 5bb61a8b00 |
15 | 321a5336ad |
hex | 1c1cf028ac |
120744585388 has 18 divisors (see below), whose sum is σ = 245801477796. Its totient is φ = 51747679368.
The previous prime is 120744585329. The next prime is 120744585391. The reversal of 120744585388 is 883585447021.
It is a super-2 number, since 2×1207445853882 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308021706 + ... + 308022097.
Almost surely, 2120744585388 is an apocalyptic number.
It is an amenable number.
120744585388 is an abundant number, since it is smaller than the sum of its proper divisors (125056892408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120744585388 is a wasteful number, since it uses less digits than its factorization.
120744585388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 616043821 (or 616043812 counting only the distinct ones).
The product of its (nonzero) digits is 8601600, while the sum is 55.
The spelling of 120744585388 in words is "one hundred twenty billion, seven hundred forty-four million, five hundred eighty-five thousand, three hundred eighty-eight".
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