Base | Representation |
---|---|
bin | 11111110111001011011101… |
… | …100100000010011110100001 |
3 | 200101011102102122101110202002 |
4 | 133313023131210002132201 |
5 | 121331402420433230421 |
6 | 1214011234554533345 |
7 | 41342103514463123 |
oct | 3767133544023641 |
9 | 611142378343662 |
10 | 140131320211361 |
11 | 407173a5052746 |
12 | 1387247b737255 |
13 | 6026432c7888b |
14 | 268656bc59213 |
15 | 113020d1d3b0b |
hex | 7f72dd9027a1 |
140131320211361 has 2 divisors, whose sum is σ = 140131320211362. Its totient is φ = 140131320211360.
The previous prime is 140131320211349. The next prime is 140131320211411. The reversal of 140131320211361 is 163112023131041.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 81613716108961 + 58517604102400 = 9034031^2 + 7649680^2 .
It is an emirp because it is prime and its reverse (163112023131041) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-140131320211361 is a prime.
It is not a weakly prime, because it can be changed into another prime (140131320211321) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70065660105680 + 70065660105681.
It is an arithmetic number, because the mean of its divisors is an integer number (70065660105681).
Almost surely, 2140131320211361 is an apocalyptic number.
It is an amenable number.
140131320211361 is a deficient number, since it is larger than the sum of its proper divisors (1).
140131320211361 is an equidigital number, since it uses as much as digits as its factorization.
140131320211361 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 29.
The spelling of 140131320211361 in words is "one hundred forty trillion, one hundred thirty-one billion, three hundred twenty million, two hundred eleven thousand, three hundred sixty-one".
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