Base | Representation |
---|---|
bin | 11101011001011110100… |
… | …11101101010100111111 |
3 | 10120120021101001221212000 |
4 | 32230233103231110333 |
5 | 113022201404310421 |
6 | 2052012200313343 |
7 | 132656330630430 |
oct | 16545723552477 |
9 | 3516241057760 |
10 | 1010111010111 |
11 | 35a4273714a5 |
12 | 143924172853 |
13 | 74339c83068 |
14 | 36c65225487 |
15 | 1b41e251226 |
hex | eb2f4ed53f |
1010111010111 has 32 divisors (see below), whose sum is σ = 1735766868480. Its totient is φ = 568591265088.
The previous prime is 1010111010109. The next prime is 1010111010131. The reversal of 1010111010111 is 1110101110101.
It is not a de Polignac number, because 1010111010111 - 21 = 1010111010109 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 1010111010093 and 1010111010102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1010111010101) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39871686 + ... + 39897011.
It is an arithmetic number, because the mean of its divisors is an integer number (54242714640).
Almost surely, 21010111010111 is an apocalyptic number.
1010111010111 is a deficient number, since it is larger than the sum of its proper divisors (725655858369).
1010111010111 is an equidigital number, since it uses as much as digits as its factorization.
1010111010111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79768780 (or 79768774 counting only the distinct ones).
The product of its (nonzero) digits is 1, while the sum is 9.
Adding to 1010111010111 its reverse (1110101110101), we get a palindrome (2120212120212).
It can be divided in two parts, 10101110101 and 11, that multiplied together give a palindrome (111112211111).
The spelling of 1010111010111 in words is "one trillion, ten billion, one hundred eleven million, ten thousand, one hundred eleven".
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