Base | Representation |
---|---|
bin | 1011101101010100011… |
… | …1111101110111001111 |
3 | 201020012002011120012111 |
4 | 2323111013331313033 |
5 | 11243420344143043 |
6 | 232223200444451 |
7 | 20350352621653 |
oct | 2732507756717 |
9 | 636162146174 |
10 | 201144131023 |
11 | 78339688830 |
12 | 32b96919727 |
13 | 15c77381a94 |
14 | 9a4202aa63 |
15 | 5373b2609d |
hex | 2ed51fddcf |
201144131023 has 32 divisors (see below), whose sum is σ = 231490022400. Its totient is φ = 172987626240.
The previous prime is 201144131017. The next prime is 201144131029. The reversal of 201144131023 is 320131441102.
It is an interprime number because it is at equal distance from previous prime (201144131017) and next prime (201144131029).
It is a de Polignac number, because none of the positive numbers 2k-201144131023 is a prime.
It is a super-2 number, since 2×2011441310232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 201144130985 and 201144131003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201144131029) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22223803 + ... + 22232851.
It is an arithmetic number, because the mean of its divisors is an integer number (7234063200).
Almost surely, 2201144131023 is an apocalyptic number.
201144131023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
201144131023 is a deficient number, since it is larger than the sum of its proper divisors (30345891377).
201144131023 is a wasteful number, since it uses less digits than its factorization.
201144131023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10039.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 201144131023 its reverse (320131441102), we get a palindrome (521275572125).
The spelling of 201144131023 in words is "two hundred one billion, one hundred forty-four million, one hundred thirty-one thousand, twenty-three".
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