Base | Representation |
---|---|
bin | 1011110110000010011101… |
… | …1011000000000110100000 |
3 | 1201002222122102020221111101 |
4 | 2331200213123000012200 |
5 | 3201332102032344300 |
6 | 43410403514124144 |
7 | 2512611064343053 |
oct | 275404733000640 |
9 | 51088572227441 |
10 | 13023002231200 |
11 | 417102a283525 |
12 | 1563b41120654 |
13 | 7360aa349000 |
14 | 330460d34a9a |
15 | 178b58c87b6a |
hex | bd8276c01a0 |
13023002231200 has 144 divisors (see below), whose sum is σ = 34440569959320. Its totient is φ = 4808492482560.
The previous prime is 13023002231179. The next prime is 13023002231203. The reversal of 13023002231200 is 213220032031.
It can be written as a sum of positive squares in 12 ways, for example, as 3997616355216 + 9025385875984 = 1999404^2 + 3004228^2 .
It is a super-2 number, since 2×130230022312002 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13023002231203) 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, 1947169 + ... + 5462368.
Almost surely, 213023002231200 is an apocalyptic number.
13023002231200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13023002231200 is an abundant number, since it is smaller than the sum of its proper divisors (21417567728120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13023002231200 is an equidigital number, since it uses as much as digits as its factorization.
13023002231200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7409596 (or 7409557 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 13023002231200 its reverse (213220032031), we get a palindrome (13236222263231).
The spelling of 13023002231200 in words is "thirteen trillion, twenty-three billion, two million, two hundred thirty-one thousand, two hundred".
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