Base | Representation |
---|---|
bin | 11100001010100000… |
… | …101100010010001111 |
3 | 2220001112222201112210 |
4 | 130022200230102033 |
5 | 443413211110411 |
6 | 21520444001503 |
7 | 2120255135610 |
oct | 341240542217 |
9 | 86045881483 |
10 | 30241113231 |
11 | 11909357a6a |
12 | 5a3b830293 |
13 | 2b0c315854 |
14 | 166c48dc07 |
15 | bbeda4ca6 |
hex | 70a82c48f |
30241113231 has 16 divisors (see below), whose sum is σ = 46093307904. Its totient is φ = 17276281824.
The previous prime is 30241113209. The next prime is 30241113247. The reversal of 30241113231 is 13231114203.
It is not a de Polignac number, because 30241113231 - 26 = 30241113167 is a prime.
It is a super-2 number, since 2×302411132312 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 30241113198 and 30241113207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30241113251) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95151 + ... + 263696.
It is an arithmetic number, because the mean of its divisors is an integer number (2880831744).
Almost surely, 230241113231 is an apocalyptic number.
30241113231 is a deficient number, since it is larger than the sum of its proper divisors (15852194673).
30241113231 is a wasteful number, since it uses less digits than its factorization.
30241113231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362870.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 30241113231 its reverse (13231114203), we get a palindrome (43472227434).
The spelling of 30241113231 in words is "thirty billion, two hundred forty-one million, one hundred thirteen thousand, two hundred thirty-one".
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