Base | Representation |
---|---|
bin | 10010111100100101011… |
… | …011010010011010111100 |
3 | 11121110200211100110002010 |
4 | 102330211123102122330 |
5 | 132313000232013040 |
6 | 2434044254531220 |
7 | 163031563622451 |
oct | 22744533223274 |
9 | 4543624313063 |
10 | 1302003001020 |
11 | 4621a3829537 |
12 | 190406206b10 |
13 | 95a17082747 |
14 | 470355c5828 |
15 | 23d04bcbe80 |
hex | 12f256d26bc |
1302003001020 has 24 divisors (see below), whose sum is σ = 3645608403024. Its totient is φ = 347200800256.
The previous prime is 1302003001007. The next prime is 1302003001051. The reversal of 1302003001020 is 201003002031.
It is a happy number.
It is a super-2 number, since 2×13020030010202 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 1302003000987 and 1302003001005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10850024949 + ... + 10850025068.
It is an arithmetic number, because the mean of its divisors is an integer number (151900350126).
Almost surely, 21302003001020 is an apocalyptic number.
1302003001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1302003001020 is an abundant number, since it is smaller than the sum of its proper divisors (2343605402004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1302003001020 is a wasteful number, since it uses less digits than its factorization.
1302003001020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21700050029 (or 21700050027 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 1302003001020 its reverse (201003002031), we get a palindrome (1503006003051).
The spelling of 1302003001020 in words is "one trillion, three hundred two billion, three million, one thousand, twenty".
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