Base | Representation |
---|---|
bin | 1000011101001111011… |
… | …1100101100011100001 |
3 | 111220000101220202110022 |
4 | 2013103313211203201 |
5 | 4340022323010324 |
6 | 150424500243225 |
7 | 13332245514116 |
oct | 2072367454341 |
9 | 456011822408 |
10 | 145288485089 |
11 | 56686620280 |
12 | 241a89a0515 |
13 | 10915419407 |
14 | 7063b4690d |
15 | 3ba516005e |
hex | 21d3de58e1 |
145288485089 has 8 divisors (see below), whose sum is σ = 158500032768. Its totient is φ = 132077521360.
The previous prime is 145288485079. The next prime is 145288485107. The reversal of 145288485089 is 980584882541.
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 145288485089 - 24 = 145288485073 is a prime.
It is a super-2 number, since 2×1452884850892 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (145288485079) 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, 497639 + ... + 733635.
It is an arithmetic number, because the mean of its divisors is an integer number (19812504096).
Almost surely, 2145288485089 is an apocalyptic number.
It is an amenable number.
145288485089 is a deficient number, since it is larger than the sum of its proper divisors (13211547679).
145288485089 is a wasteful number, since it uses less digits than its factorization.
145288485089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291975.
The product of its (nonzero) digits is 29491200, while the sum is 62.
The spelling of 145288485089 in words is "one hundred forty-five billion, two hundred eighty-eight million, four hundred eighty-five thousand, eighty-nine".
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