Base | Representation |
---|---|
bin | 1110001111000000101110… |
… | …10001110100110100011011 |
3 | 11002211110020000112012011101 |
4 | 13013200113101310310123 |
5 | 13100323211210431021 |
6 | 150323554122412231 |
7 | 6410334343445140 |
oct | 707402721646433 |
9 | 132743200465141 |
10 | 31302112202011 |
11 | 9a79173325942 |
12 | 3616686061077 |
13 | 1460a13007461 |
14 | 7a305d27a3c7 |
15 | 39438e376a91 |
hex | 1c7817474d1b |
31302112202011 has 8 divisors (see below), whose sum is σ = 35788854639104. Its totient is φ = 26819122795560.
The previous prime is 31302112201957. The next prime is 31302112202041. The reversal of 31302112202011 is 11020221120313.
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 31302112202011 - 219 = 31302111677723 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 31302112202011.
It is not an unprimeable number, because it can be changed into a prime (31302112202041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938239785 + ... + 938273146.
It is an arithmetic number, because the mean of its divisors is an integer number (4473606829888).
Almost surely, 231302112202011 is an apocalyptic number.
31302112202011 is a deficient number, since it is larger than the sum of its proper divisors (4486742437093).
31302112202011 is a wasteful number, since it uses less digits than its factorization.
31302112202011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1876515321.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 31302112202011 its reverse (11020221120313), we get a palindrome (42322333322324).
The spelling of 31302112202011 in words is "thirty-one trillion, three hundred two billion, one hundred twelve million, two hundred two thousand, eleven".
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