Base | Representation |
---|---|
bin | 10001111010101001011… |
… | …000000110100000000100 |
3 | 11100200221121100220102202 |
4 | 101322221120012200010 |
5 | 130133000243023434 |
6 | 2341335002254032 |
7 | 154644224666150 |
oct | 21725130064004 |
9 | 4320847326382 |
10 | 1231202314244 |
11 | 435171677661 |
12 | 17a7471b7318 |
13 | 8c142aa4746 |
14 | 4383a506060 |
15 | 2205e15aa7e |
hex | 11ea9606804 |
1231202314244 has 48 divisors (see below), whose sum is σ = 2471958760320. Its totient is φ = 525611462400.
The previous prime is 1231202314241. The next prime is 1231202314267. The reversal of 1231202314244 is 4424132021321.
It is not an unprimeable number, because it can be changed into a prime (1231202314241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73933319 + ... + 73949969.
It is an arithmetic number, because the mean of its divisors is an integer number (51499140840).
Almost surely, 21231202314244 is an apocalyptic number.
1231202314244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1231202314244 is an abundant number, since it is smaller than the sum of its proper divisors (1240756446076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1231202314244 is a wasteful number, since it uses less digits than its factorization.
1231202314244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26748 (or 26746 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 29.
Adding to 1231202314244 its reverse (4424132021321), we get a palindrome (5655334335565).
The spelling of 1231202314244 in words is "one trillion, two hundred thirty-one billion, two hundred two million, three hundred fourteen thousand, two hundred forty-four".
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