Base | Representation |
---|---|
bin | 101100100110110010101… |
… | …1101100001001000010001 |
3 | 210201002012111011220220001 |
4 | 1121031211131201020101 |
5 | 1300421002331134311 |
6 | 21012211311050001 |
7 | 1201631331011002 |
oct | 131154535411021 |
9 | 23632174156801 |
10 | 6130620568081 |
11 | 1a53a88538569 |
12 | 8301a4510901 |
13 | 356165982079 |
14 | 172a1b8771a9 |
15 | a971152d4c1 |
hex | 59365761211 |
6130620568081 has 3 divisors (see below), whose sum is σ = 6130623044091. Its totient is φ = 6130618092072.
The previous prime is 6130620568043. The next prime is 6130620568097. The reversal of 6130620568081 is 1808650260316.
The square root of 6130620568081 is 2476009.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in only one way, i.e., 2005172113681 + 4125448454400 = 1416041^2 + 2031120^2 .
It is not a de Polignac number, because 6130620568081 - 29 = 6130620567569 is a prime.
It is a super-2 number, since 2×61306205680812 (a number of 26 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6130620568001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1238005 + ... + 3714013.
It is an arithmetic number, because the mean of its divisors is an integer number (2043541014697).
Almost surely, 26130620568081 is an apocalyptic number.
6130620568081 is the 2476009-th square number.
6130620568081 is the 1238005-th centered octagonal number.
It is an amenable number.
6130620568081 is a deficient number, since it is larger than the sum of its proper divisors (2476010).
6130620568081 is an frugal number, since it uses more digits than its factorization.
6130620568081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4952018 (or 2476009 counting only the distinct ones).
The product of its (nonzero) digits is 414720, while the sum is 46.
The spelling of 6130620568081 in words is "six trillion, one hundred thirty billion, six hundred twenty million, five hundred sixty-eight thousand, eighty-one".
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