Base | Representation |
---|---|
bin | 10110110000110011101001… |
… | …010000000000010011000101 |
3 | 111010110112000111010202010211 |
4 | 112300303221100000103011 |
5 | 101110204322310201041 |
6 | 552530210310115421 |
7 | 30041532115230616 |
oct | 2660635120002305 |
9 | 433415014122124 |
10 | 100111011022021 |
11 | 2999792891907a |
12 | b28a22704bb71 |
13 | 43b2573c3bb1c |
14 | 1aa15823b1c0d |
15 | b891b5524481 |
hex | 5b0ce94004c5 |
100111011022021 has 4 divisors (see below), whose sum is σ = 100112456591532. Its totient is φ = 100109565452512.
The previous prime is 100111011022019. The next prime is 100111011022073. The reversal of 100111011022021 is 120220110111001.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 80518569489796 + 19592441532225 = 8973214^2 + 4426335^2 .
It is a cyclic number.
It is not a de Polignac number, because 100111011022021 - 21 = 100111011022019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 100111011021992 and 100111011022010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100111011022721) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 722680870 + ... + 722819383.
It is an arithmetic number, because the mean of its divisors is an integer number (25028114147883).
Almost surely, 2100111011022021 is an apocalyptic number.
It is an amenable number.
100111011022021 is a deficient number, since it is larger than the sum of its proper divisors (1445569511).
100111011022021 is an equidigital number, since it uses as much as digits as its factorization.
100111011022021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1445569510.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 100111011022021 its reverse (120220110111001), we get a palindrome (220331121133022).
The spelling of 100111011022021 in words is "one hundred trillion, one hundred eleven billion, eleven million, twenty-two thousand, twenty-one".
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