Base | Representation |
---|---|
bin | 10100101100101010… |
… | …10011100001110001 |
3 | 1001200102101021021101 |
4 | 22112111103201301 |
5 | 140224144231001 |
6 | 5034350524401 |
7 | 542240210560 |
oct | 122625234161 |
9 | 31612337241 |
10 | 11112102001 |
11 | 4792545780 |
12 | 21a1506701 |
13 | 10812176b0 |
14 | 775b31bd7 |
15 | 450834a01 |
hex | 296553871 |
11112102001 has 64 divisors (see below), whose sum is σ = 15299665920. Its totient is φ = 7791863040.
The previous prime is 11112101983. The next prime is 11112102013. The reversal of 11112102001 is 10020121111.
It is not a de Polignac number, because 11112102001 - 215 = 11112069233 is a prime.
It is not an unprimeable number, because it can be changed into a prime (11112102301) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6562711 + ... + 6564403.
It is an arithmetic number, because the mean of its divisors is an integer number (239057280).
Almost surely, 211112102001 is an apocalyptic number.
11112102001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
11112102001 is a deficient number, since it is larger than the sum of its proper divisors (4187563919).
11112102001 is a wasteful number, since it uses less digits than its factorization.
11112102001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1886.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 11112102001 its reverse (10020121111), we get a palindrome (21132223112).
The spelling of 11112102001 in words is "eleven billion, one hundred twelve million, one hundred two thousand, one".
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