Base | Representation |
---|---|
bin | 10001010110001… |
… | …01100001010100 |
3 | 101010210210200001 |
4 | 20223011201110 |
5 | 244222400112 |
6 | 22234501044 |
7 | 3414556534 |
oct | 1053054124 |
9 | 333723601 |
10 | 145512532 |
11 | 751577a0 |
12 | 40894784 |
13 | 241ba4b9 |
14 | 1547b4c4 |
15 | cb94c57 |
hex | 8ac5854 |
145512532 has 24 divisors (see below), whose sum is σ = 278822880. Its totient is φ = 65897760.
The previous prime is 145512457. The next prime is 145512533. The reversal of 145512532 is 235215541.
It is a self number, because there is not a number n which added to its sum of digits gives 145512532.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145512533) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6219 + ... + 18157.
It is an arithmetic number, because the mean of its divisors is an integer number (11617620).
Almost surely, 2145512532 is an apocalyptic number.
It is an amenable number.
145512532 is a deficient number, since it is larger than the sum of its proper divisors (133310348).
145512532 is a wasteful number, since it uses less digits than its factorization.
145512532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12231 (or 12229 counting only the distinct ones).
The product of its digits is 6000, while the sum is 28.
The square root of 145512532 is about 12062.8575387426. The cubic root of 145512532 is about 525.9770551948.
The spelling of 145512532 in words is "one hundred forty-five million, five hundred twelve thousand, five hundred thirty-two".
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