Base | Representation |
---|---|
bin | 11100001000101110… |
… | …010001110000000110 |
3 | 2212222110112220202100 |
4 | 130020232101300012 |
5 | 443333021321014 |
6 | 21513453052530 |
7 | 2116442166306 |
oct | 341056216006 |
9 | 85873486670 |
10 | 30211120134 |
11 | 118a3431788 |
12 | 5a31787146 |
13 | 2b06043a60 |
14 | 16684c3606 |
15 | bbc42d009 |
hex | 708b91c06 |
30211120134 has 48 divisors (see below), whose sum is σ = 70567569072. Its totient is φ = 9285845184.
The previous prime is 30211120099. The next prime is 30211120141. The reversal of 30211120134 is 43102111203.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153432 + ... + 289764.
It is an arithmetic number, because the mean of its divisors is an integer number (1470157689).
Almost surely, 230211120134 is an apocalyptic number.
30211120134 is an abundant number, since it is smaller than the sum of its proper divisors (40356448938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30211120134 is a wasteful number, since it uses less digits than its factorization.
30211120134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137301 (or 137298 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 30211120134 its reverse (43102111203), we get a palindrome (73313231337).
The spelling of 30211120134 in words is "thirty billion, two hundred eleven million, one hundred twenty thousand, one hundred thirty-four".
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