Base | Representation |
---|---|
bin | 1000011111000100101… |
… | …1110110100011111001 |
3 | 111221021200102102021122 |
4 | 2013301023312203321 |
5 | 4342024231240024 |
6 | 150545350315025 |
7 | 13350400263305 |
oct | 2076113664371 |
9 | 457250372248 |
10 | 145780336889 |
11 | 56909221870 |
12 | 24305658a75 |
13 | 109932aa795 |
14 | 70ad1bad05 |
15 | 3bd3418d5e |
hex | 21f12f68f9 |
145780336889 has 8 divisors (see below), whose sum is σ = 159036151680. Its totient is φ = 132525031600.
The previous prime is 145780336873. The next prime is 145780336907. The reversal of 145780336889 is 988633087541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145780336889 - 24 = 145780336873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145780386889) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710624 + ... + 892494.
It is an arithmetic number, because the mean of its divisors is an integer number (19879518960).
Almost surely, 2145780336889 is an apocalyptic number.
It is an amenable number.
145780336889 is a deficient number, since it is larger than the sum of its proper divisors (13255814791).
145780336889 is a wasteful number, since it uses less digits than its factorization.
145780336889 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254751.
The product of its (nonzero) digits is 34836480, while the sum is 62.
The spelling of 145780336889 in words is "one hundred forty-five billion, seven hundred eighty million, three hundred thirty-six thousand, eight hundred eighty-nine".
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