Base | Representation |
---|---|
bin | 10000111000001… |
… | …10010101000001 |
3 | 100212102012022001 |
4 | 20130012111001 |
5 | 242221134211 |
6 | 22014344001 |
7 | 3336304261 |
oct | 1034062501 |
9 | 325365261 |
10 | 141583681 |
11 | 72a13a08 |
12 | 3b4bb001 |
13 | 23443135 |
14 | 14b377a1 |
15 | c66aac1 |
hex | 8706541 |
141583681 has 2 divisors, whose sum is σ = 141583682. Its totient is φ = 141583680.
The previous prime is 141583643. The next prime is 141583709. The reversal of 141583681 is 186385141.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 102333456 + 39250225 = 10116^2 + 6265^2 .
It is a cyclic number.
It is not a de Polignac number, because 141583681 - 27 = 141583553 is a prime.
It is a super-3 number, since 3×1415836813 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 141583681.
It is not a weakly prime, because it can be changed into another prime (141583081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70791840 + 70791841.
It is an arithmetic number, because the mean of its divisors is an integer number (70791841).
Almost surely, 2141583681 is an apocalyptic number.
It is an amenable number.
141583681 is a deficient number, since it is larger than the sum of its proper divisors (1).
141583681 is an equidigital number, since it uses as much as digits as its factorization.
141583681 is an evil number, because the sum of its binary digits is even.
The product of its digits is 23040, while the sum is 37.
The square root of 141583681 is about 11898.8941082775. The cubic root of 141583681 is about 521.1999912534.
The spelling of 141583681 in words is "one hundred forty-one million, five hundred eighty-three thousand, six hundred eighty-one".
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