Base | Representation |
---|---|
bin | 110011111000001011001… |
… | …0101100011111010001101 |
3 | 221020121211101101210220010 |
4 | 1213300112111203322031 |
5 | 1413304240214242341 |
6 | 23055253003143433 |
7 | 1334061360650166 |
oct | 147602625437215 |
9 | 27217741353803 |
10 | 7130020462221 |
11 | 22a9908742aa8 |
12 | 971a19514b79 |
13 | 3c9486815a87 |
14 | 1a914830a76d |
15 | c5705255716 |
hex | 67c16563e8d |
7130020462221 has 32 divisors (see below), whose sum is σ = 9640602316800. Its totient is φ = 4686970639680.
The previous prime is 7130020462189. The next prime is 7130020462297. The reversal of 7130020462221 is 1222640200317.
It is not a de Polignac number, because 7130020462221 - 25 = 7130020462189 is a prime.
It is a super-3 number, since 3×71300204622213 (a number of 40 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7130020462021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35824060 + ... + 36022538.
It is an arithmetic number, because the mean of its divisors is an integer number (301268822400).
Almost surely, 27130020462221 is an apocalyptic number.
It is an amenable number.
7130020462221 is a deficient number, since it is larger than the sum of its proper divisors (2510581854579).
7130020462221 is a wasteful number, since it uses less digits than its factorization.
7130020462221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 199209.
The product of its (nonzero) digits is 8064, while the sum is 30.
Adding to 7130020462221 its reverse (1222640200317), we get a palindrome (8352660662538).
The spelling of 7130020462221 in words is "seven trillion, one hundred thirty billion, twenty million, four hundred sixty-two thousand, two hundred twenty-one".
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