Base | Representation |
---|---|
bin | 1001000011100001101… |
… | …11000010001010001110 |
3 | 1002202002021002112011211 |
4 | 10201300313002022032 |
5 | 20044144031322040 |
6 | 354533123405034 |
7 | 31323055613125 |
oct | 4416067021216 |
9 | 1082067075154 |
10 | 311131120270 |
11 | 10aa4a451753 |
12 | 5037122377a |
13 | 23454c748c9 |
14 | 110b75c4abc |
15 | 815e9ed8ea |
hex | 4870dc228e |
311131120270 has 8 divisors (see below), whose sum is σ = 560036016504. Its totient is φ = 124452448104.
The previous prime is 311131120249. The next prime is 311131120271. The reversal of 311131120270 is 72021131113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311131120271) 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, 15556556004 + ... + 15556556023.
It is an arithmetic number, because the mean of its divisors is an integer number (70004502063).
Almost surely, 2311131120270 is an apocalyptic number.
311131120270 is a deficient number, since it is larger than the sum of its proper divisors (248904896234).
311131120270 is a wasteful number, since it uses less digits than its factorization.
311131120270 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31113112034.
The product of its (nonzero) digits is 252, while the sum is 22.
Adding to 311131120270 its reverse (72021131113), we get a palindrome (383152251383).
The spelling of 311131120270 in words is "three hundred eleven billion, one hundred thirty-one million, one hundred twenty thousand, two hundred seventy".
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