Base | Representation |
---|---|
bin | 11100001110111100… |
… | …011101110110110001 |
3 | 2220020201222010011100 |
4 | 130032330131312301 |
5 | 444041232044100 |
6 | 21532102235013 |
7 | 2122150344513 |
oct | 341674356661 |
9 | 86221863140 |
10 | 30315503025 |
11 | 11947347135 |
12 | 5a60725a69 |
13 | 2b21860492 |
14 | 16782d5bb3 |
15 | bc669b400 |
hex | 70ef1ddb1 |
30315503025 has 18 divisors (see below), whose sum is σ = 54298434710. Its totient is φ = 16168268160.
The previous prime is 30315502979. The next prime is 30315503081. The reversal of 30315503025 is 52030551303.
30315503025 is a `hidden beast` number, since 30 + 31 + 550 + 30 + 25 = 666.
It can be written as a sum of positive squares in 3 ways, for example, as 43678881 + 30271824144 = 6609^2 + 173988^2 .
It is not a de Polignac number, because 30315503025 - 216 = 30315437489 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30315503025.
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, 67367560 + ... + 67368009.
Almost surely, 230315503025 is an apocalyptic number.
It is an amenable number.
30315503025 is a deficient number, since it is larger than the sum of its proper divisors (23982931685).
30315503025 is a wasteful number, since it uses less digits than its factorization.
30315503025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 134735585 (or 134735577 counting only the distinct ones).
The product of its (nonzero) digits is 6750, while the sum is 27.
The spelling of 30315503025 in words is "thirty billion, three hundred fifteen million, five hundred three thousand, twenty-five".
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