Base | Representation |
---|---|
bin | 10001010110001… |
… | …01000000100001 |
3 | 101010210200210022 |
4 | 20223011000201 |
5 | 244222313213 |
6 | 22234443225 |
7 | 3414550445 |
oct | 1053050041 |
9 | 333720708 |
10 | 145510433 |
11 | 75156162 |
12 | 40893515 |
13 | 241b9563 |
14 | 1547a825 |
15 | cb94308 |
hex | 8ac5021 |
145510433 has 4 divisors (see below), whose sum is σ = 145534788. Its totient is φ = 145486080.
The previous prime is 145510427. The next prime is 145510459. The reversal of 145510433 is 334015541.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 13191424 + 132319009 = 3632^2 + 11503^2 .
It is a cyclic number.
It is not a de Polignac number, because 145510433 - 28 = 145510177 is a prime.
It is a super-2 number, since 2×1455104332 = 42346572223694978, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (145510403) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3593 + ... + 17433.
It is an arithmetic number, because the mean of its divisors is an integer number (36383697).
Almost surely, 2145510433 is an apocalyptic number.
It is an amenable number.
145510433 is a deficient number, since it is larger than the sum of its proper divisors (24355).
145510433 is a wasteful number, since it uses less digits than its factorization.
145510433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24354.
The product of its (nonzero) digits is 3600, while the sum is 26.
The square root of 145510433 is about 12062.7705358263. The cubic root of 145510433 is about 525.9745261317.
Adding to 145510433 its reverse (334015541), we get a palindrome (479525974).
The spelling of 145510433 in words is "one hundred forty-five million, five hundred ten thousand, four hundred thirty-three".
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