Base | Representation |
---|---|
bin | 11110111001010011011… |
… | …001011110100110110001 |
3 | 21111222010101201212201012 |
4 | 132321103121132212301 |
5 | 234241113414011423 |
6 | 4303202240320305 |
7 | 306250502003603 |
oct | 36712331364661 |
9 | 7458111655635 |
10 | 2123113032113 |
11 | 749452a59017 |
12 | 2a3582313095 |
13 | 12529368a478 |
14 | 74a8b423173 |
15 | 3a361403078 |
hex | 1ee5365e9b1 |
2123113032113 has 8 divisors (see below), whose sum is σ = 2249017890408. Its totient is φ = 1997321046784.
The previous prime is 2123113032109. The next prime is 2123113032143. The reversal of 2123113032113 is 3112303113212.
It can be written as a sum of positive squares in 4 ways, for example, as 644571333904 + 1478541698209 = 802852^2 + 1215953^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2123113032113 - 22 = 2123113032109 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2123113032143) 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, 28179506 + ... + 28254747.
It is an arithmetic number, because the mean of its divisors is an integer number (281127236301).
Almost surely, 22123113032113 is an apocalyptic number.
It is an amenable number.
2123113032113 is a deficient number, since it is larger than the sum of its proper divisors (125904858295).
2123113032113 is a wasteful number, since it uses less digits than its factorization.
2123113032113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56436483.
The product of its (nonzero) digits is 648, while the sum is 23.
Adding to 2123113032113 its reverse (3112303113212), we get a palindrome (5235416145325).
The spelling of 2123113032113 in words is "two trillion, one hundred twenty-three billion, one hundred thirteen million, thirty-two thousand, one hundred thirteen".
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