Base | Representation |
---|---|
bin | 10011000100111101110… |
… | …011110010001011100110 |
3 | 11122022220222120111010200 |
4 | 103010331303302023212 |
5 | 132434413003312332 |
6 | 2442133242531330 |
7 | 163500565136313 |
oct | 23047563621346 |
9 | 4568828514120 |
10 | 1311002010342 |
11 | 465aa1503422 |
12 | 1920b7b06b46 |
13 | 9681c576b2b |
14 | 4764a81dd0a |
15 | 2417ec6017c |
hex | 1313dcf22e6 |
1311002010342 has 48 divisors (see below), whose sum is σ = 2917972458960. Its totient is φ = 425088150336.
The previous prime is 1311002010341. The next prime is 1311002010401. The reversal of 1311002010342 is 2430102001131.
1311002010342 is a `hidden beast` number, since 1 + 311 + 0 + 0 + 2 + 0 + 10 + 342 = 666.
It is a super-2 number, since 2×13110020103422 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1311002010341) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2576568 + ... + 3043140.
It is an arithmetic number, because the mean of its divisors is an integer number (60791092895).
Almost surely, 21311002010342 is an apocalyptic number.
1311002010342 is an abundant number, since it is smaller than the sum of its proper divisors (1606970448618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1311002010342 is a wasteful number, since it uses less digits than its factorization.
1311002010342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 470837 (or 470834 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 1311002010342 its reverse (2430102001131), we get a palindrome (3741104011473).
The spelling of 1311002010342 in words is "one trillion, three hundred eleven billion, two million, ten thousand, three hundred forty-two".
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