Base | Representation |
---|---|
bin | 11100011011010100… |
… | …010000100010110001 |
3 | 2220210012112102210010 |
4 | 130123110100202301 |
5 | 1000002401112140 |
6 | 22004435125133 |
7 | 2130250533126 |
oct | 343324204261 |
9 | 86705472703 |
10 | 30523066545 |
11 | 11a43525734 |
12 | 5aba1437a9 |
13 | 2b5586532a |
14 | 1697ac674d |
15 | bd99eb880 |
hex | 71b5108b1 |
30523066545 has 16 divisors (see below), whose sum is σ = 48840613632. Its totient is φ = 16277733120.
The previous prime is 30523066537. The next prime is 30523066547. The reversal of 30523066545 is 54566032503.
It is not a de Polignac number, because 30523066545 - 23 = 30523066537 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30523066547) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148185 + ... + 288105.
It is an arithmetic number, because the mean of its divisors is an integer number (3052538352).
Almost surely, 230523066545 is an apocalyptic number.
It is an amenable number.
30523066545 is a deficient number, since it is larger than the sum of its proper divisors (18317547087).
30523066545 is a wasteful number, since it uses less digits than its factorization.
30523066545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154472.
The product of its (nonzero) digits is 324000, while the sum is 39.
The spelling of 30523066545 in words is "thirty billion, five hundred twenty-three million, sixty-six thousand, five hundred forty-five".
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