Base | Representation |
---|---|
bin | 1010000110101111101111… |
… | …0011110110001100100001 |
3 | 1110100012110101202001101122 |
4 | 2201223323303312030201 |
5 | 2424020322041200001 |
6 | 35344154431142025 |
7 | 2224513121361620 |
oct | 241537363661441 |
9 | 43305411661348 |
10 | 11111010100001 |
11 | 35a41755a1109 |
12 | 12b547a974915 |
13 | 6279c0c86366 |
14 | 2a5ac09756b7 |
15 | 1440522cab1b |
hex | a1afbcf6321 |
11111010100001 has 16 divisors (see below), whose sum is σ = 12733682172288. Its totient is φ = 9497202825600.
The previous prime is 11111010099991. The next prime is 11111010100009. The reversal of 11111010100001 is 10000101011111.
It is a de Polignac number, because none of the positive numbers 2k-11111010100001 is a prime.
It is not an unprimeable number, because it can be changed into a prime (11111010100009) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6421346 + ... + 7965908.
It is an arithmetic number, because the mean of its divisors is an integer number (795855135768).
Almost surely, 211111010100001 is an apocalyptic number.
It is an amenable number.
11111010100001 is a deficient number, since it is larger than the sum of its proper divisors (1622672072287).
11111010100001 is a wasteful number, since it uses less digits than its factorization.
11111010100001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1547432.
The product of its (nonzero) digits is 1, while the sum is 8.
Adding to 11111010100001 its reverse (10000101011111), we get a palindrome (21111111111112).
The spelling of 11111010100001 in words is "eleven trillion, one hundred eleven billion, ten million, one hundred thousand, one".
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