Base | Representation |
---|---|
bin | 11100001111100010… |
… | …010001111000101001 |
3 | 2220021102121201110202 |
4 | 130033202101320221 |
5 | 444101301243330 |
6 | 21533054521545 |
7 | 2122330530662 |
oct | 341742217051 |
9 | 86242551422 |
10 | 30325415465 |
11 | 119519a7534 |
12 | 5a63b062b5 |
13 | 2b23921227 |
14 | 1679756369 |
15 | bc74a8445 |
hex | 70f891e29 |
30325415465 has 16 divisors (see below), whose sum is σ = 36644000400. Its totient is φ = 24091779072.
The previous prime is 30325415437. The next prime is 30325415467. The reversal of 30325415465 is 56451452303.
It can be written as a sum of positive squares in 8 ways, for example, as 1024144 + 30324391321 = 1012^2 + 174139^2 .
It is a cyclic number.
It is not a de Polignac number, because 30325415465 - 214 = 30325399081 is a prime.
It is a super-3 number, since 3×303254154653 (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (30325415467) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521471 + ... + 576699.
It is an arithmetic number, because the mean of its divisors is an integer number (2290250025).
Almost surely, 230325415465 is an apocalyptic number.
It is an amenable number.
30325415465 is a deficient number, since it is larger than the sum of its proper divisors (6318584935).
30325415465 is a wasteful number, since it uses less digits than its factorization.
30325415465 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55996.
The product of its (nonzero) digits is 216000, while the sum is 38.
Adding to 30325415465 its reverse (56451452303), we get a palindrome (86776867768).
The spelling of 30325415465 in words is "thirty billion, three hundred twenty-five million, four hundred fifteen thousand, four hundred sixty-five".
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