Base | Representation |
---|---|
bin | 10000110011111… |
… | …00011010111101 |
3 | 100211100111110000 |
4 | 20121330122331 |
5 | 242100100223 |
6 | 21554304513 |
7 | 3331432365 |
oct | 1031743275 |
9 | 324314400 |
10 | 141018813 |
11 | 72668581 |
12 | 3b288139 |
13 | 232a5cb0 |
14 | 14a2b9a5 |
15 | c5a8543 |
hex | 867c6bd |
141018813 has 40 divisors (see below), whose sum is σ = 228574808. Its totient is φ = 86126976.
The previous prime is 141018799. The next prime is 141018827. The reversal of 141018813 is 318810141.
It is an interprime number because it is at equal distance from previous prime (141018799) and next prime (141018827).
It can be written as a sum of positive squares in 4 ways, for example, as 4549689 + 136469124 = 2133^2 + 11682^2 .
It is not a de Polignac number, because 141018813 - 24 = 141018797 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141018833) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 164895 + ... + 165747.
Almost surely, 2141018813 is an apocalyptic number.
141018813 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
141018813 is a deficient number, since it is larger than the sum of its proper divisors (87555995).
141018813 is a wasteful number, since it uses less digits than its factorization.
141018813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1035 (or 1026 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 27.
The square root of 141018813 is about 11875.1342308203. The cubic root of 141018813 is about 520.5059338742.
Adding to 141018813 its reverse (318810141), we get a palindrome (459828954).
The spelling of 141018813 in words is "one hundred forty-one million, eighteen thousand, eight hundred thirteen".
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