Base | Representation |
---|---|
bin | 11101111110111101001… |
… | …00100111000111011101 |
3 | 10122111012120222202111102 |
4 | 32333132210213013131 |
5 | 113334403204314401 |
6 | 2105140504402445 |
7 | 134301043521161 |
oct | 16773644470735 |
9 | 3574176882442 |
10 | 1030231323101 |
11 | 367a117a6442 |
12 | 1477ba476425 |
13 | 761c55641c6 |
14 | 37c134a8ca1 |
15 | 1bbea83556b |
hex | efde9271dd |
1030231323101 has 2 divisors, whose sum is σ = 1030231323102. Its totient is φ = 1030231323100.
The previous prime is 1030231323089. The next prime is 1030231323109. The reversal of 1030231323101 is 1013231320301.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 809802012100 + 220429311001 = 899890^2 + 469499^2 .
It is a cyclic number.
It is not a de Polignac number, because 1030231323101 - 238 = 755353416157 is a prime.
It is a super-2 number, since 2×10302313231012 (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 (1030231323109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515115661550 + 515115661551.
It is an arithmetic number, because the mean of its divisors is an integer number (515115661551).
Almost surely, 21030231323101 is an apocalyptic number.
It is an amenable number.
1030231323101 is a deficient number, since it is larger than the sum of its proper divisors (1).
1030231323101 is an equidigital number, since it uses as much as digits as its factorization.
1030231323101 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 1030231323101 its reverse (1013231320301), we get a palindrome (2043462643402).
The spelling of 1030231323101 in words is "one trillion, thirty billion, two hundred thirty-one million, three hundred twenty-three thousand, one hundred one".
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