Base | Representation |
---|---|
bin | 10010111100110111111… |
… | …001111010101001111111 |
3 | 11121111111102201001012201 |
4 | 102330313321322221333 |
5 | 132314114113120111 |
6 | 2434135131412331 |
7 | 163042350011122 |
oct | 22746771725177 |
9 | 4544442631181 |
10 | 1302313020031 |
11 | 4623428263a1 |
12 | 190491bb40a7 |
13 | 95a6637a94a |
14 | 470648463b9 |
15 | 23d220196c1 |
hex | 12f37e7aa7f |
1302313020031 has 16 divisors (see below), whose sum is σ = 1343647660768. Its totient is φ = 1261748275200.
The previous prime is 1302313020007. The next prime is 1302313020101. The reversal of 1302313020031 is 1300203132031.
It is a cyclic number.
It is not a de Polignac number, because 1302313020031 - 239 = 752557206143 is a prime.
It is a super-2 number, since 2×13023130200312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1302313019990 and 1302313020008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302313020331) 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, 726931 + ... + 1770043.
It is an arithmetic number, because the mean of its divisors is an integer number (83977978798).
Almost surely, 21302313020031 is an apocalyptic number.
1302313020031 is a deficient number, since it is larger than the sum of its proper divisors (41334640737).
1302313020031 is a wasteful number, since it uses less digits than its factorization.
1302313020031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1043482.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 1302313020031 its reverse (1300203132031), we get a palindrome (2602516152062).
The spelling of 1302313020031 in words is "one trillion, three hundred two billion, three hundred thirteen million, twenty thousand, thirty-one".
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