Base | Representation |
---|---|
bin | 10001010101000… |
… | …01100001111011 |
3 | 101010112022110011 |
4 | 20222201201323 |
5 | 244203140430 |
6 | 22231402351 |
7 | 3413404000 |
oct | 1052414173 |
9 | 333468404 |
10 | 145365115 |
11 | 75066a65 |
12 | 408233b7 |
13 | 2416837c |
14 | 1543d8a7 |
15 | cb6622a |
hex | 8aa187b |
145365115 has 16 divisors (see below), whose sum is σ = 203428800. Its totient is φ = 99677760.
The previous prime is 145365109. The next prime is 145365127. The reversal of 145365115 is 511563541.
It is a happy number.
It is not a de Polignac number, because 145365115 - 27 = 145364987 is a prime.
It is a super-2 number, since 2×1453651152 = 42262033317926450, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40666 + ... + 44095.
It is an arithmetic number, because the mean of its divisors is an integer number (12714300).
Almost surely, 2145365115 is an apocalyptic number.
145365115 is a deficient number, since it is larger than the sum of its proper divisors (58063685).
145365115 is an frugal number, since it uses more digits than its factorization.
145365115 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84787 (or 84773 counting only the distinct ones).
The product of its digits is 9000, while the sum is 31.
The square root of 145365115 is about 12056.7456222647. The cubic root of 145365115 is about 525.7993748318.
The spelling of 145365115 in words is "one hundred forty-five million, three hundred sixty-five thousand, one hundred fifteen".
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