Base | Representation |
---|---|
bin | 10010111101100000110… |
… | …111000000001010100101 |
3 | 11121120021022121102221120 |
4 | 102331200313000022211 |
5 | 132322021012401041 |
6 | 2434331234404153 |
7 | 163065362202663 |
oct | 22754067001245 |
9 | 4546238542846 |
10 | 1303000122021 |
11 | 462665666284 |
12 | 190644130659 |
13 | 95b45822380 |
14 | 470cbbc3c33 |
15 | 23d624e0366 |
hex | 12f60dc02a5 |
1303000122021 has 16 divisors (see below), whose sum is σ = 1916608061760. Its totient is φ = 782289002880.
The previous prime is 1303000122013. The next prime is 1303000122107. The reversal of 1303000122021 is 1202210003031.
It is not a de Polignac number, because 1303000122021 - 23 = 1303000122013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1303000124021) 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, 407440591 + ... + 407443788.
It is an arithmetic number, because the mean of its divisors is an integer number (119788003860).
Almost surely, 21303000122021 is an apocalyptic number.
It is an amenable number.
1303000122021 is a deficient number, since it is larger than the sum of its proper divisors (613607939739).
1303000122021 is a wasteful number, since it uses less digits than its factorization.
1303000122021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 814884436.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 1303000122021 its reverse (1202210003031), we get a palindrome (2505210125052).
The spelling of 1303000122021 in words is "one trillion, three hundred three billion, one hundred twenty-two thousand, twenty-one".
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