Base | Representation |
---|---|
bin | 11000110011000011… |
… | …11111010101101010 |
3 | 1021100211012210100121 |
4 | 30121201333111222 |
5 | 204231142224344 |
6 | 10041020553454 |
7 | 650625460000 |
oct | 143141772552 |
9 | 37324183317 |
10 | 13313242474 |
11 | 5711a84134 |
12 | 26b66b288a |
13 | 134225818c |
14 | 9041c8a70 |
15 | 52dbc9684 |
hex | 31987f56a |
13313242474 has 20 divisors (see below), whose sum is σ = 23296796514. Its totient is φ = 5705673288.
The previous prime is 13313242463. The next prime is 13313242477. The reversal of 13313242474 is 47424231331.
It can be written as a sum of positive squares in only one way, i.e., 13180647249 + 132595225 = 114807^2 + 11515^2 .
It is not an unprimeable number, because it can be changed into a prime (13313242477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1381417 + ... + 1391020.
Almost surely, 213313242474 is an apocalyptic number.
13313242474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13313242474 is a deficient number, since it is larger than the sum of its proper divisors (9983554040).
13313242474 is an frugal number, since it uses more digits than its factorization.
13313242474 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2772467 (or 2772446 counting only the distinct ones).
The product of its digits is 48384, while the sum is 34.
The spelling of 13313242474 in words is "thirteen billion, three hundred thirteen million, two hundred forty-two thousand, four hundred seventy-four".
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