Base | Representation |
---|---|
bin | 1000011010000011010… |
… | …1000111110110010101 |
3 | 111210210201200000122211 |
4 | 2012200311013312111 |
5 | 4331244120413414 |
6 | 150203511153421 |
7 | 13302110311300 |
oct | 2064065076625 |
9 | 453721600584 |
10 | 144432201109 |
11 | 56287237469 |
12 | 23baa075871 |
13 | 10809bbaac1 |
14 | 6dc2129b37 |
15 | 3b54dbb3c4 |
hex | 21a0d47d95 |
144432201109 has 6 divisors (see below), whose sum is σ = 168012968694. Its totient is φ = 123799029480.
The previous prime is 144432201103. The next prime is 144432201113. The reversal of 144432201109 is 901102234441.
It can be written as a sum of positive squares in only one way, i.e., 117990189009 + 26442012100 = 343497^2 + 162610^2 .
It is not a de Polignac number, because 144432201109 - 23 = 144432201101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144432201101) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1473797922 + ... + 1473798019.
It is an arithmetic number, because the mean of its divisors is an integer number (28002161449).
Almost surely, 2144432201109 is an apocalyptic number.
It is an amenable number.
144432201109 is a deficient number, since it is larger than the sum of its proper divisors (23580767585).
144432201109 is an equidigital number, since it uses as much as digits as its factorization.
144432201109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2947595955 (or 2947595948 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The spelling of 144432201109 in words is "one hundred forty-four billion, four hundred thirty-two million, two hundred one thousand, one hundred nine".
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