Base | Representation |
---|---|
bin | 100000001011001010100… |
… | …010000010100010111101 |
3 | 21211101000011110221021011 |
4 | 200023022202002202331 |
5 | 242211122321023401 |
6 | 4411420253235221 |
7 | 315511626232552 |
oct | 40131242024275 |
9 | 7741004427234 |
10 | 2211011111101 |
11 | 782759149801 |
12 | 2b8613192b11 |
13 | 130660b9b3b0 |
14 | 790290d4a29 |
15 | 3c7a7e88451 |
hex | 202ca8828bd |
2211011111101 has 8 divisors (see below), whose sum is σ = 2411229255680. Its totient is φ = 2015098733232.
The previous prime is 2211011111081. The next prime is 2211011111117. The reversal of 2211011111101 is 1011111101122.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2211011111101 - 25 = 2211011111069 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2211011111801) 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, 1076440605 + ... + 1076442658.
It is an arithmetic number, because the mean of its divisors is an integer number (301403656960).
Almost surely, 22211011111101 is an apocalyptic number.
It is an amenable number.
2211011111101 is a deficient number, since it is larger than the sum of its proper divisors (200218144579).
2211011111101 is a wasteful number, since it uses less digits than its factorization.
2211011111101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2152883355.
The product of its (nonzero) digits is 4, while the sum is 13.
Adding to 2211011111101 its reverse (1011111101122), we get a palindrome (3222122212223).
The spelling of 2211011111101 in words is "two trillion, two hundred eleven billion, eleven million, one hundred eleven thousand, one hundred one".
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