Base | Representation |
---|---|
bin | 10001010101100… |
… | …01100001101100 |
3 | 101010122122022212 |
4 | 20222301201230 |
5 | 244212240021 |
6 | 22233025552 |
7 | 3414066011 |
oct | 1052614154 |
9 | 333578285 |
10 | 145430636 |
11 | 7510120a |
12 | 408552b8 |
13 | 2418c140 |
14 | 15459708 |
15 | cb7a85b |
hex | 8ab186c |
145430636 has 24 divisors (see below), whose sum is σ = 288508080. Its totient is φ = 63588672.
The previous prime is 145430629. The next prime is 145430639. The reversal of 145430636 is 636034541.
It is not an unprimeable number, because it can be changed into a prime (145430639) 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, 72611 + ... + 74586.
It is an arithmetic number, because the mean of its divisors is an integer number (12021170).
Almost surely, 2145430636 is an apocalyptic number.
It is an amenable number.
145430636 is a deficient number, since it is larger than the sum of its proper divisors (143077444).
145430636 is a wasteful number, since it uses less digits than its factorization.
145430636 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 147233 (or 147231 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 32.
The square root of 145430636 is about 12059.4625087522. The cubic root of 145430636 is about 525.8783615177.
The spelling of 145430636 in words is "one hundred forty-five million, four hundred thirty thousand, six hundred thirty-six".
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