Base | Representation |
---|---|
bin | 1101110000011010111000… |
… | …11011001101110111110111 |
3 | 10222002222010120110100212101 |
4 | 12320031130123031313313 |
5 | 12431113024324214221 |
6 | 144201041530002531 |
7 | 6241364053311301 |
oct | 670153433156767 |
9 | 128088116410771 |
10 | 30251005304311 |
11 | 9703419941310 |
12 | 3486a20576447 |
13 | 13b587187475c |
14 | 7682294ca971 |
15 | 376d70ec0d91 |
hex | 1b835c6cddf7 |
30251005304311 has 32 divisors (see below), whose sum is σ = 33938156189952. Its totient is φ = 26730792840960.
The previous prime is 30251005304293. The next prime is 30251005304329. The reversal of 30251005304311 is 11340350015203.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30251005304293) and next prime (30251005304329).
It is a cyclic number.
It is not a de Polignac number, because 30251005304311 - 225 = 30250971749879 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30251005304311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30251005304011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29235556 + ... + 30252598.
It is an arithmetic number, because the mean of its divisors is an integer number (1060567380936).
Almost surely, 230251005304311 is an apocalyptic number.
30251005304311 is a deficient number, since it is larger than the sum of its proper divisors (3687150885641).
30251005304311 is a wasteful number, since it uses less digits than its factorization.
30251005304311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1017583.
The product of its (nonzero) digits is 5400, while the sum is 28.
Adding to 30251005304311 its reverse (11340350015203), we get a palindrome (41591355319514).
The spelling of 30251005304311 in words is "thirty trillion, two hundred fifty-one billion, five million, three hundred four thousand, three hundred eleven".
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