Base | Representation |
---|---|
bin | 10011000111000110111… |
… | …010000000101000110100 |
3 | 11122112212021122012210202 |
4 | 103013012322000220310 |
5 | 133004120320333022 |
6 | 2443153410140032 |
7 | 163611564561320 |
oct | 23070672005064 |
9 | 4575767565722 |
10 | 1313302121012 |
11 | 466a7189a632 |
12 | 19263a281618 |
13 | 96ac7c5a46b |
14 | 477c80ba980 |
15 | 24266b54592 |
hex | 131c6e80a34 |
1313302121012 has 48 divisors (see below), whose sum is σ = 2670309589248. Its totient is φ = 553518282240.
The previous prime is 1313302120981. The next prime is 1313302121039. The reversal of 1313302121012 is 2101212033131.
It is a happy number.
It is a super-2 number, since 2×13133021210122 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42773 + ... + 1621244.
It is an arithmetic number, because the mean of its divisors is an integer number (55631449776).
Almost surely, 21313302121012 is an apocalyptic number.
It is an amenable number.
1313302121012 is an abundant number, since it is smaller than the sum of its proper divisors (1357007468236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1313302121012 is a wasteful number, since it uses less digits than its factorization.
1313302121012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1664496 (or 1664494 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 1313302121012 its reverse (2101212033131), we get a palindrome (3414514154143).
The spelling of 1313302121012 in words is "one trillion, three hundred thirteen billion, three hundred two million, one hundred twenty-one thousand, twelve".
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