Base | Representation |
---|---|
bin | 10001010011110… |
… | …01110100001001 |
3 | 101010020001022012 |
4 | 20221321310021 |
5 | 244132434231 |
6 | 22224105305 |
7 | 3412125506 |
oct | 1051716411 |
9 | 333201265 |
10 | 145202441 |
11 | 74a6581a |
12 | 40765235 |
13 | 2410c307 |
14 | 153da4ad |
15 | cb32e2b |
hex | 8a79d09 |
145202441 has 8 divisors (see below), whose sum is σ = 147209664. Its totient is φ = 143201520.
The previous prime is 145202429. The next prime is 145202461. The reversal of 145202441 is 144202541.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145202441 - 26 = 145202377 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (145202461) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 61676 + ... + 63986.
It is an arithmetic number, because the mean of its divisors is an integer number (18401208).
Almost surely, 2145202441 is an apocalyptic number.
It is an amenable number.
145202441 is a deficient number, since it is larger than the sum of its proper divisors (2007223).
145202441 is an equidigital number, since it uses as much as digits as its factorization.
145202441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3151.
The product of its (nonzero) digits is 1280, while the sum is 23.
The square root of 145202441 is about 12049.9975518670. The cubic root of 145202441 is about 525.6031658730.
Adding to 145202441 its reverse (144202541), we get a palindrome (289404982).
It can be divided in two parts, 14520 and 2441, that added together give a palindrome (16961).
The spelling of 145202441 in words is "one hundred forty-five million, two hundred two thousand, four hundred forty-one".
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