Base | Representation |
---|---|
bin | 10000001010101101010… |
… | …110110110011101111001 |
3 | 10221012201012100021110222 |
4 | 100022231112312131321 |
5 | 121200322030323001 |
6 | 2210220240145425 |
7 | 143160602163662 |
oct | 20125526663571 |
9 | 3835635307428 |
10 | 1111010011001 |
11 | 3991a4207240 |
12 | 15b3a3008275 |
13 | 809c9ac9497 |
14 | 3bab7822369 |
15 | 1dd7736b61b |
hex | 102ad5b6779 |
1111010011001 has 8 divisors (see below), whose sum is σ = 1264707048384. Its totient is φ = 966095661520.
The previous prime is 1111010010977. The next prime is 1111010011043. The reversal of 1111010011001 is 1001100101111.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1111010011001 - 218 = 1111009748857 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1111010011001.
It is not an unprimeable number, because it can be changed into a prime (1111010011061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2195671706 + ... + 2195672211.
It is an arithmetic number, because the mean of its divisors is an integer number (158088381048).
Almost surely, 21111010011001 is an apocalyptic number.
1111010011001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1111010011001 is a deficient number, since it is larger than the sum of its proper divisors (153697037383).
1111010011001 is a wasteful number, since it uses less digits than its factorization.
1111010011001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4391343951.
The product of its (nonzero) digits is 1, while the sum is 8.
Adding to 1111010011001 its reverse (1001100101111), we get a palindrome (2112110112112).
The spelling of 1111010011001 in words is "one trillion, one hundred eleven billion, ten million, eleven thousand, one".
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