Base | Representation |
---|---|
bin | 11100001001111011… |
… | …011010011111010010 |
3 | 2220000212121020120200 |
4 | 130021323122133102 |
5 | 443403210403020 |
6 | 21515454320030 |
7 | 2120106105303 |
oct | 341173323722 |
9 | 86025536520 |
10 | 30231341010 |
11 | 11903892a52 |
12 | 5a384b9016 |
13 | 2b0a2a3880 |
14 | 166b0687aa |
15 | bbe0c4590 |
hex | 709eda7d2 |
30231341010 has 48 divisors (see below), whose sum is σ = 84647758104. Its totient is φ = 7441560576.
The previous prime is 30231341003. The next prime is 30231341011. The reversal of 30231341010 is 1014313203.
30231341010 is a `hidden beast` number, since 302 + 313 + 41 + 0 + 10 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 27008621649 + 3222719361 = 164343^2 + 56769^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (30231341011) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12918207 + ... + 12920546.
Almost surely, 230231341010 is an apocalyptic number.
30231341010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30231341010 is an abundant number, since it is smaller than the sum of its proper divisors (54416417094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30231341010 is a wasteful number, since it uses less digits than its factorization.
30231341010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25838779 (or 25838776 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 30231341010 its reverse (1014313203), we get a palindrome (31245654213).
The spelling of 30231341010 in words is "thirty billion, two hundred thirty-one million, three hundred forty-one thousand, ten".
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