Base | Representation |
---|---|
bin | 1111100000011… |
… | …00011000100101 |
3 | 100001202110012002 |
4 | 13300030120211 |
5 | 231244333044 |
6 | 20523535045 |
7 | 3136416632 |
oct | 760143045 |
9 | 301673162 |
10 | 130074149 |
11 | 674726a7 |
12 | 3768a485 |
13 | 20c4346a |
14 | 133bd189 |
15 | b64574e |
hex | 7c0c625 |
130074149 has 4 divisors (see below), whose sum is σ = 130098240. Its totient is φ = 130050060.
The previous prime is 130074107. The next prime is 130074179. The reversal of 130074149 is 941470031.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 130074149 - 212 = 130070053 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130074179) 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, 212 + ... + 16130.
It is an arithmetic number, because the mean of its divisors is an integer number (32524560).
Almost surely, 2130074149 is an apocalyptic number.
It is an amenable number.
130074149 is a deficient number, since it is larger than the sum of its proper divisors (24091).
130074149 is an equidigital number, since it uses as much as digits as its factorization.
130074149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24090.
The product of its (nonzero) digits is 3024, while the sum is 29.
The square root of 130074149 is about 11405.0054362109. The cubic root of 130074149 is about 506.6759973947.
The spelling of 130074149 in words is "one hundred thirty million, seventy-four thousand, one hundred forty-nine".
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