Base | Representation |
---|---|
bin | 111001011011… |
… | …1000111001001 |
3 | 2002122202100212 |
4 | 1302313013021 |
5 | 30202011103 |
6 | 2553210505 |
7 | 513634463 |
oct | 162670711 |
9 | 62582325 |
10 | 30110153 |
11 | 15aa6227 |
12 | a100a35 |
13 | 6313178 |
14 | 3ddb133 |
15 | 299b7d8 |
hex | 1cb71c9 |
30110153 has 4 divisors (see below), whose sum is σ = 30168468. Its totient is φ = 30051840.
The previous prime is 30110147. The next prime is 30110161. The reversal of 30110153 is 35101103.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35101103 = 193 ⋅181871.
It can be written as a sum of positive squares in 2 ways, for example, as 15578809 + 14531344 = 3947^2 + 3812^2 .
It is a cyclic number.
It is not a de Polignac number, because 30110153 - 24 = 30110137 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30110173) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28376 + ... + 29417.
It is an arithmetic number, because the mean of its divisors is an integer number (7542117).
Almost surely, 230110153 is an apocalyptic number.
It is an amenable number.
30110153 is a deficient number, since it is larger than the sum of its proper divisors (58315).
30110153 is an equidigital number, since it uses as much as digits as its factorization.
30110153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58314.
The product of its (nonzero) digits is 45, while the sum is 14.
The square root of 30110153 is about 5487.2719086993. The cubic root of 30110153 is about 311.1030871750.
Adding to 30110153 its reverse (35101103), we get a palindrome (65211256).
The spelling of 30110153 in words is "thirty million, one hundred ten thousand, one hundred fifty-three".
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