Base | Representation |
---|---|
bin | 10010111100101100011… |
… | …010011010011000111111 |
3 | 11121110222222220101100200 |
4 | 102330230122122120333 |
5 | 132313220233241111 |
6 | 2434104043054543 |
7 | 163034516116512 |
oct | 22745432323077 |
9 | 4543888811320 |
10 | 1302120212031 |
11 | 462253a05941 |
12 | 190439511453 |
13 | 95a35441082 |
14 | 47046db6d79 |
15 | 23d10131256 |
hex | 12f2c69a63f |
1302120212031 has 24 divisors (see below), whose sum is σ = 1931743120944. Its totient is φ = 844588218240.
The previous prime is 1302120212023. The next prime is 1302120212033.
1302120212031 is a `hidden beast` number, since 1 + 302 + 120 + 212 + 0 + 31 = 666.
1302120212031 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 1302120212031 - 23 = 1302120212023 is a prime.
It is a super-2 number, since 2×13021202120312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1302120211995 and 1302120212013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302120212033) 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 23 ways as a sum of consecutive naturals, for example, 12728596 + ... + 12830486.
It is an arithmetic number, because the mean of its divisors is an integer number (80489296706).
Almost surely, 21302120212031 is an apocalyptic number.
1302120212031 is a deficient number, since it is larger than the sum of its proper divisors (629622908913).
1302120212031 is a wasteful number, since it uses less digits than its factorization.
1302120212031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 140311 (or 140308 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
It can be divided in two parts, 1302120 and 212031, that added together give a palindrome (1514151).
The spelling of 1302120212031 in words is "one trillion, three hundred two billion, one hundred twenty million, two hundred twelve thousand, thirty-one".
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