Base | Representation |
---|---|
bin | 1000011111011110111… |
… | …0010111101110100100 |
3 | 111221120022212100220122 |
4 | 2013313232113232210 |
5 | 4342240323031212 |
6 | 151004310021112 |
7 | 13353201645425 |
oct | 2076756275644 |
9 | 457508770818 |
10 | 145890048932 |
11 | 56965147081 |
12 | 24336347798 |
13 | 109acc41a54 |
14 | 70bd9b964c |
15 | 3bdcd8b272 |
hex | 21f7b97ba4 |
145890048932 has 12 divisors (see below), whose sum is σ = 268744827120. Its totient is φ = 69105812616.
The previous prime is 145890048847. The next prime is 145890048959. The reversal of 145890048932 is 239840098541.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 959802878 + ... + 959803029.
It is an arithmetic number, because the mean of its divisors is an integer number (22395402260).
Almost surely, 2145890048932 is an apocalyptic number.
It is an amenable number.
145890048932 is a deficient number, since it is larger than the sum of its proper divisors (122854778188).
145890048932 is a wasteful number, since it uses less digits than its factorization.
145890048932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1919605930 (or 1919605928 counting only the distinct ones).
The product of its (nonzero) digits is 2488320, while the sum is 53.
The spelling of 145890048932 in words is "one hundred forty-five billion, eight hundred ninety million, forty-eight thousand, nine hundred thirty-two".
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