Base | Representation |
---|---|
bin | 10001010111101… |
… | …11110101111000 |
3 | 101011012021101222 |
4 | 20223313311320 |
5 | 244300444043 |
6 | 22243131212 |
7 | 3416405465 |
oct | 1053676570 |
9 | 334167358 |
10 | 145718648 |
11 | 75288639 |
12 | 40973b08 |
13 | 2426026a |
14 | 154d266c |
15 | cbd5d68 |
hex | 8af7d78 |
145718648 has 16 divisors (see below), whose sum is σ = 273845880. Its totient is φ = 72693088.
The previous prime is 145718647. The next prime is 145718687. The reversal of 145718648 is 846817541.
It is a junction number, because it is equal to n+sod(n) for n = 145718599 and 145718608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145718647) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17015 + ... + 24102.
Almost surely, 2145718648 is an apocalyptic number.
It is an amenable number.
145718648 is a deficient number, since it is larger than the sum of its proper divisors (128127232).
145718648 is a wasteful number, since it uses less digits than its factorization.
145718648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41566 (or 41562 counting only the distinct ones).
The product of its digits is 215040, while the sum is 44.
The square root of 145718648 is about 12071.3979306458. The cubic root of 145718648 is about 526.2252838466.
The spelling of 145718648 in words is "one hundred forty-five million, seven hundred eighteen thousand, six hundred forty-eight".
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