Base | Representation |
---|---|
bin | 11100010111000010… |
… | …100011101010100111 |
3 | 2220121012112012110221 |
4 | 130113002203222213 |
5 | 444331014124130 |
6 | 21553353225211 |
7 | 2125416633031 |
oct | 342702435247 |
9 | 86535465427 |
10 | 30451317415 |
11 | 11a06a7a532 |
12 | 5a9a102207 |
13 | 2b43a3361c |
14 | 168c36ac51 |
15 | bd357787a |
hex | 7170a3aa7 |
30451317415 has 8 divisors (see below), whose sum is σ = 36543951360. Its totient is φ = 24359473632.
The previous prime is 30451317397. The next prime is 30451317467. The reversal of 30451317415 is 51471315403.
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 30451317415 - 223 = 30442928807 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109159 + ... + 269848.
It is an arithmetic number, because the mean of its divisors is an integer number (4567993920).
Almost surely, 230451317415 is an apocalyptic number.
30451317415 is a deficient number, since it is larger than the sum of its proper divisors (6092633945).
30451317415 is a wasteful number, since it uses less digits than its factorization.
30451317415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 395081.
The product of its (nonzero) digits is 25200, while the sum is 34.
The spelling of 30451317415 in words is "thirty billion, four hundred fifty-one million, three hundred seventeen thousand, four hundred fifteen".
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