Base | Representation |
---|---|
bin | 11000011100010011… |
… | …01100001101100100 |
3 | 1020212111222002111002 |
4 | 30032021230031210 |
5 | 203333303321200 |
6 | 10010040532432 |
7 | 643116623222 |
oct | 141611541544 |
9 | 36774862432 |
10 | 13122323300 |
11 | 5624233799 |
12 | 2662781118 |
13 | 1311830258 |
14 | 8c6acbb12 |
15 | 51c065bd5 |
hex | 30e26c364 |
13122323300 has 18 divisors (see below), whose sum is σ = 28475441778. Its totient is φ = 5248929280.
The previous prime is 13122323297. The next prime is 13122323329. The reversal of 13122323300 is 332322131.
It can be written as a sum of positive squares in 3 ways, for example, as 2329606756 + 10792716544 = 48266^2 + 103888^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65611517 + ... + 65611716.
Almost surely, 213122323300 is an apocalyptic number.
13122323300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13122323300 is an abundant number, since it is smaller than the sum of its proper divisors (15353118478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13122323300 is a wasteful number, since it uses less digits than its factorization.
13122323300 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 131223247 (or 131223240 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 13122323300 its reverse (332322131), we get a palindrome (13454645431).
The spelling of 13122323300 in words is "thirteen billion, one hundred twenty-two million, three hundred twenty-three thousand, three hundred".
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