Base | Representation |
---|---|
bin | 11100001110010101… |
… | …011101011001010101 |
3 | 2220020000201121102010 |
4 | 130032111131121111 |
5 | 444031122340100 |
6 | 21531055134433 |
7 | 2121664415535 |
oct | 341625353125 |
9 | 86200647363 |
10 | 30305277525 |
11 | 119415a2606 |
12 | 5a59214419 |
13 | 2b1c6c00a3 |
14 | 1676bd34c5 |
15 | bc582b750 |
hex | 70e55d655 |
30305277525 has 24 divisors (see below), whose sum is σ = 50852565664. Its totient is φ = 15921576000.
The previous prime is 30305277523. The next prime is 30305277529. The reversal of 30305277525 is 52577250303.
It is not a de Polignac number, because 30305277525 - 21 = 30305277523 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 (30305277523) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3010426 + ... + 3020475.
Almost surely, 230305277525 is an apocalyptic number.
It is an amenable number.
30305277525 is a deficient number, since it is larger than the sum of its proper divisors (20547288139).
30305277525 is a wasteful number, since it uses less digits than its factorization.
30305277525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6030981 (or 6030976 counting only the distinct ones).
The product of its (nonzero) digits is 220500, while the sum is 39.
The spelling of 30305277525 in words is "thirty billion, three hundred five million, two hundred seventy-seven thousand, five hundred twenty-five".
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