Base | Representation |
---|---|
bin | 10001010110001… |
… | …01000000101110 |
3 | 101010210200210210 |
4 | 20223011000232 |
5 | 244222313241 |
6 | 22234443250 |
7 | 3414550464 |
oct | 1053050056 |
9 | 333720723 |
10 | 145510446 |
11 | 75156174 |
12 | 40893526 |
13 | 241b9573 |
14 | 1547a834 |
15 | cb94316 |
hex | 8ac502e |
145510446 has 32 divisors (see below), whose sum is σ = 308661408. Its totient is φ = 45573120.
The previous prime is 145510427. The next prime is 145510459. The reversal of 145510446 is 644015541.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 104676 + ... + 106056.
It is an arithmetic number, because the mean of its divisors is an integer number (9645669).
Almost surely, 2145510446 is an apocalyptic number.
145510446 is an abundant number, since it is smaller than the sum of its proper divisors (163150962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145510446 is a wasteful number, since it uses less digits than its factorization.
145510446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2436.
The product of its (nonzero) digits is 9600, while the sum is 30.
The square root of 145510446 is about 12062.7710746743. The cubic root of 145510446 is about 525.9745417953.
Adding to 145510446 its reverse (644015541), we get a palindrome (789525987).
The spelling of 145510446 in words is "one hundred forty-five million, five hundred ten thousand, four hundred forty-six".
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