Base | Representation |
---|---|
bin | 1101111000000001111001… |
… | …10000000101010101111011 |
3 | 11000000222000021121001011221 |
4 | 12330000330300011111323 |
5 | 12444404013012033124 |
6 | 144521122255332511 |
7 | 6266311242263650 |
oct | 674007460052573 |
9 | 130028007531157 |
10 | 30512466908539 |
11 | 97a42a0125450 |
12 | 350962b521137 |
13 | 140440c38b785 |
14 | 776b5020bc27 |
15 | 37da7515ace4 |
hex | 1bc03cc0557b |
30512466908539 has 16 divisors (see below), whose sum is σ = 38079219479040. Its totient is φ = 23752384306560.
The previous prime is 30512466908533. The next prime is 30512466908551. The reversal of 30512466908539 is 93580966421503.
It is not a de Polignac number, because 30512466908539 - 219 = 30512466384251 is a prime.
It is a super-2 number, since 2×305124669085392 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30512466908533) 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, 196287919 + ... + 196443304.
It is an arithmetic number, because the mean of its divisors is an integer number (2379951217440).
Almost surely, 230512466908539 is an apocalyptic number.
30512466908539 is a deficient number, since it is larger than the sum of its proper divisors (7566752570501).
30512466908539 is a wasteful number, since it uses less digits than its factorization.
30512466908539 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 392732250.
The product of its (nonzero) digits is 41990400, while the sum is 61.
The spelling of 30512466908539 in words is "thirty trillion, five hundred twelve billion, four hundred sixty-six million, nine hundred eight thousand, five hundred thirty-nine".
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