Base | Representation |
---|---|
bin | 10011010111100101111… |
… | …101100011100001011101 |
3 | 11201020112212222201001210 |
4 | 103113211331203201131 |
5 | 133301343232410323 |
6 | 2455242045455033 |
7 | 165106331641116 |
oct | 23274575434135 |
9 | 4636485881053 |
10 | 1331003013213 |
11 | 473525557965 |
12 | 195b5a271479 |
13 | 98689213083 |
14 | 485c6cc720d |
15 | 24950b28293 |
hex | 135e5f6385d |
1331003013213 has 8 divisors (see below), whose sum is σ = 1774819576288. Its totient is φ = 887260896144.
The previous prime is 1331003013167. The next prime is 1331003013227. The reversal of 1331003013213 is 3123103001331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1331003013213 - 220 = 1331001964637 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1331003013213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1331003013233) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18569770 + ... + 18641307.
It is an arithmetic number, because the mean of its divisors is an integer number (221852447036).
Almost surely, 21331003013213 is an apocalyptic number.
It is an amenable number.
1331003013213 is a deficient number, since it is larger than the sum of its proper divisors (443816563075).
1331003013213 is a wasteful number, since it uses less digits than its factorization.
1331003013213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37223003.
The product of its (nonzero) digits is 486, while the sum is 21.
Adding to 1331003013213 its reverse (3123103001331), we get a palindrome (4454106014544).
The spelling of 1331003013213 in words is "one trillion, three hundred thirty-one billion, three million, thirteen thousand, two hundred thirteen".
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