Base | Representation |
---|---|
bin | 1110001110111101000010… |
… | …01100111100111101001101 |
3 | 11002211021002221221112021221 |
4 | 13013132201030330331031 |
5 | 13100310132042310013 |
6 | 150323025355123341 |
7 | 6410234300353306 |
oct | 707364114747515 |
9 | 132737087845257 |
10 | 31300131213133 |
11 | 9a78347093652 |
12 | 3616212743551 |
13 | 14607887883a3 |
14 | 7a2d1212d7ad |
15 | 3942c54bc08d |
hex | 1c77a133cf4d |
31300131213133 has 8 divisors (see below), whose sum is σ = 32991850440000. Its totient is φ = 29612846376288.
The previous prime is 31300131213121. The next prime is 31300131213163. The reversal of 31300131213133 is 33131213100313.
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 31300131213133 - 237 = 31162692259661 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31300131213098 and 31300131213107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31300131213163) 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, 1108583008 + ... + 1108611241.
It is an arithmetic number, because the mean of its divisors is an integer number (4123981305000).
Almost surely, 231300131213133 is an apocalyptic number.
It is an amenable number.
31300131213133 is a deficient number, since it is larger than the sum of its proper divisors (1691719226867).
31300131213133 is a wasteful number, since it uses less digits than its factorization.
31300131213133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2217195011.
The product of its (nonzero) digits is 1458, while the sum is 25.
Adding to 31300131213133 its reverse (33131213100313), we get a palindrome (64431344313446).
The spelling of 31300131213133 in words is "thirty-one trillion, three hundred billion, one hundred thirty-one million, two hundred thirteen thousand, one hundred thirty-three".
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