Base | Representation |
---|---|
bin | 11100000100101100… |
… | …011111111111101101 |
3 | 2212210202101202112122 |
4 | 130010230133333231 |
5 | 443213221422300 |
6 | 21503040442325 |
7 | 2114661623225 |
oct | 340454377755 |
9 | 85722352478 |
10 | 30143545325 |
11 | 11869277833 |
12 | 5a130193a5 |
13 | 2ac504406a |
14 | 165d533085 |
15 | bb6530c85 |
hex | 704b1ffed |
30143545325 has 18 divisors (see below), whose sum is σ = 39706047006. Its totient is φ = 22696311040.
The previous prime is 30143545309. The next prime is 30143545337. The reversal of 30143545325 is 52354534103.
It is a happy number.
It can be written as a sum of positive squares in 9 ways, for example, as 5046965764 + 25096579561 = 71042^2 + 158419^2 .
It is not a de Polignac number, because 30143545325 - 24 = 30143545309 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2078834 + ... + 2093283.
Almost surely, 230143545325 is an apocalyptic number.
It is an amenable number.
30143545325 is a deficient number, since it is larger than the sum of its proper divisors (9562501681).
30143545325 is a wasteful number, since it uses less digits than its factorization.
30143545325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4172161 (or 4172139 counting only the distinct ones).
The product of its (nonzero) digits is 108000, while the sum is 35.
The spelling of 30143545325 in words is "thirty billion, one hundred forty-three million, five hundred forty-five thousand, three hundred twenty-five".
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