Base | Representation |
---|---|
bin | 11100011010111001… |
… | …110110011110111101 |
3 | 2220202201111201220211 |
4 | 130122321312132331 |
5 | 444444113102221 |
6 | 22004030512421 |
7 | 2130134642014 |
oct | 343271663675 |
9 | 86681451824 |
10 | 30516144061 |
11 | 11a3a627777 |
12 | 5ab7965711 |
13 | 2b542b04a0 |
14 | 1696c03a7b |
15 | bd90d06e1 |
hex | 71ae767bd |
30516144061 has 8 divisors (see below), whose sum is σ = 33045108824. Its totient is φ = 28013117760.
The previous prime is 30516144037. The next prime is 30516144101. The reversal of 30516144061 is 16044161503.
It can be written as a sum of positive squares in 4 ways, for example, as 3188747961 + 27327396100 = 56469^2 + 165310^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30516144061 - 29 = 30516143549 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30516144011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6482166 + ... + 6486871.
It is an arithmetic number, because the mean of its divisors is an integer number (4130638603).
Almost surely, 230516144061 is an apocalyptic number.
It is an amenable number.
30516144061 is a deficient number, since it is larger than the sum of its proper divisors (2528964763).
30516144061 is a wasteful number, since it uses less digits than its factorization.
30516144061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12969231.
The product of its (nonzero) digits is 8640, while the sum is 31.
The spelling of 30516144061 in words is "thirty billion, five hundred sixteen million, one hundred forty-four thousand, sixty-one".
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