Base | Representation |
---|---|
bin | 10001010111101… |
… | …11111000001001 |
3 | 101011012021121100 |
4 | 20223313320021 |
5 | 244301000133 |
6 | 22243132013 |
7 | 3416406063 |
oct | 1053677011 |
9 | 334167540 |
10 | 145718793 |
11 | 75288760 |
12 | 40974009 |
13 | 2426034c |
14 | 154d2733 |
15 | cbd5e13 |
hex | 8af7e09 |
145718793 has 12 divisors (see below), whose sum is σ = 229617648. Its totient is φ = 88314360.
The previous prime is 145718779. The next prime is 145718827. The reversal of 145718793 is 397817541.
145718793 is a `hidden beast` number, since 1 + 4 + 571 + 8 + 79 + 3 = 666.
It is not a de Polignac number, because 145718793 - 28 = 145718537 is a prime.
It is not an unprimeable number, because it can be changed into a prime (145718773) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 735855 + ... + 736052.
It is an arithmetic number, because the mean of its divisors is an integer number (19134804).
Almost surely, 2145718793 is an apocalyptic number.
It is an amenable number.
145718793 is a deficient number, since it is larger than the sum of its proper divisors (83898855).
145718793 is a wasteful number, since it uses less digits than its factorization.
145718793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1471924 (or 1471921 counting only the distinct ones).
The product of its digits is 211680, while the sum is 45.
The square root of 145718793 is about 12071.4039365767. The cubic root of 145718793 is about 526.2254583899.
The spelling of 145718793 in words is "one hundred forty-five million, seven hundred eighteen thousand, seven hundred ninety-three".
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