Base | Representation |
---|---|
bin | 11100010100100101… |
… | …011100001100110111 |
3 | 2220111100000200021200 |
4 | 130110211130030313 |
5 | 444234443131411 |
6 | 21545322343543 |
7 | 2124406561545 |
oct | 342445341467 |
9 | 86440020250 |
10 | 30410130231 |
11 | 119957a8a38 |
12 | 5a8835abb3 |
13 | 2b38342600 |
14 | 1686ac8d95 |
15 | bceb3de56 |
hex | 71495c337 |
30410130231 has 36 divisors (see below), whose sum is σ = 47778389568. Its totient is φ = 18629799552.
The previous prime is 30410130227. The next prime is 30410130239. The reversal of 30410130231 is 13203101403.
30410130231 is a `hidden beast` number, since 304 + 1 + 0 + 130 + 231 = 666.
It is not a de Polignac number, because 30410130231 - 22 = 30410130227 is a prime.
It is a super-2 number, since 2×304101302312 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30410130239) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 294355 + ... + 384011.
It is an arithmetic number, because the mean of its divisors is an integer number (1327177488).
Almost surely, 230410130231 is an apocalyptic number.
30410130231 is a deficient number, since it is larger than the sum of its proper divisors (17368259337).
30410130231 is a wasteful number, since it uses less digits than its factorization.
30410130231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89912 (or 89896 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 30410130231 its reverse (13203101403), we get a palindrome (43613231634).
The spelling of 30410130231 in words is "thirty billion, four hundred ten million, one hundred thirty thousand, two hundred thirty-one".
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