Base | Representation |
---|---|
bin | 11101011001011110000… |
… | …10101101101001100101 |
3 | 10120120021001200121120012 |
4 | 32230233002231221211 |
5 | 113022144234224411 |
6 | 2052011521020005 |
7 | 132656245023626 |
oct | 16545702555145 |
9 | 3516231617505 |
10 | 1010106554981 |
11 | 35a4248a9277 |
12 | 143922784605 |
13 | 743390832a4 |
14 | 36c647c5a4d |
15 | 1b41db7118b |
hex | eb2f0ada65 |
1010106554981 has 2 divisors, whose sum is σ = 1010106554982. Its totient is φ = 1010106554980.
The previous prime is 1010106554959. The next prime is 1010106555011. The reversal of 1010106554981 is 1894556010101.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 562065084100 + 448041470881 = 749710^2 + 669359^2 .
It is a cyclic number.
It is not a de Polignac number, because 1010106554981 - 222 = 1010102360677 is a prime.
It is a super-2 number, since 2×10101065549812 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1010106557981) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505053277490 + 505053277491.
It is an arithmetic number, because the mean of its divisors is an integer number (505053277491).
Almost surely, 21010106554981 is an apocalyptic number.
It is an amenable number.
1010106554981 is a deficient number, since it is larger than the sum of its proper divisors (1).
1010106554981 is an equidigital number, since it uses as much as digits as its factorization.
1010106554981 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 43200, while the sum is 41.
The spelling of 1010106554981 in words is "one trillion, ten billion, one hundred six million, five hundred fifty-four thousand, nine hundred eighty-one".
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