Base | Representation |
---|---|
bin | 101111001000010101… |
… | …0000101111101111001 |
3 | 100200020120201202012212 |
4 | 1132100222011331321 |
5 | 3124240031421101 |
6 | 114255031144505 |
7 | 10212052005632 |
oct | 1362052057571 |
9 | 320216652185 |
10 | 101211201401 |
11 | 39a180a26a2 |
12 | 17747515135 |
13 | 970c72656b |
14 | 4c81c68889 |
15 | 29757391bb |
hex | 1790a85f79 |
101211201401 has 2 divisors, whose sum is σ = 101211201402. Its totient is φ = 101211201400.
The previous prime is 101211201389. The next prime is 101211201419. The reversal of 101211201401 is 104102112101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 55039506025 + 46171695376 = 234605^2 + 214876^2 .
It is a cyclic number.
It is not a de Polignac number, because 101211201401 - 26 = 101211201337 is a prime.
It is a super-3 number, since 3×1012112014013 (a number of 34 digits) contains 333 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (101211201431) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605600700 + 50605600701.
It is an arithmetic number, because the mean of its divisors is an integer number (50605600701).
Almost surely, 2101211201401 is an apocalyptic number.
It is an amenable number.
101211201401 is a deficient number, since it is larger than the sum of its proper divisors (1).
101211201401 is an equidigital number, since it uses as much as digits as its factorization.
101211201401 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 101211201401 its reverse (104102112101), we get a palindrome (205313313502).
The spelling of 101211201401 in words is "one hundred one billion, two hundred eleven million, two hundred one thousand, four hundred one".
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