Base | Representation |
---|---|
bin | 1000011010110101000… |
… | …1110101101110011001 |
3 | 111211100021122221012212 |
4 | 2012231101311232121 |
5 | 4332211102240031 |
6 | 150240331444505 |
7 | 13310224454525 |
oct | 2065521655631 |
9 | 454307587185 |
10 | 144641055641 |
11 | 56384117a15 |
12 | 24047bb6735 |
13 | 10841255474 |
14 | 7001b74d85 |
15 | 3b683c412b |
hex | 21ad475b99 |
144641055641 has 4 divisors (see below), whose sum is σ = 152253742800. Its totient is φ = 137028368484.
The previous prime is 144641055631. The next prime is 144641055653. The reversal of 144641055641 is 146550146441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-144641055641 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (144641055631) 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, 3806343551 + ... + 3806343588.
It is an arithmetic number, because the mean of its divisors is an integer number (38063435700).
Almost surely, 2144641055641 is an apocalyptic number.
It is an amenable number.
144641055641 is a deficient number, since it is larger than the sum of its proper divisors (7612687159).
144641055641 is an equidigital number, since it uses as much as digits as its factorization.
144641055641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7612687158.
The product of its (nonzero) digits is 230400, while the sum is 41.
It can be divided in two parts, 1446410 and 55641, that added together give a palindrome (1502051).
The spelling of 144641055641 in words is "one hundred forty-four billion, six hundred forty-one million, fifty-five thousand, six hundred forty-one".
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