Base | Representation |
---|---|
bin | 10001111010011101100… |
… | …001000001001110100000 |
3 | 11100200102201221012222111 |
4 | 101322131201001032200 |
5 | 130132043322402334 |
6 | 2341303133245104 |
7 | 154636260422452 |
oct | 21723541011640 |
9 | 4320381835874 |
10 | 1231003325344 |
11 | 43507a315321 |
12 | 17a6b0633794 |
13 | 8c1107b2730 |
14 | 4381bd082d2 |
15 | 2204b951064 |
hex | 11e9d8413a0 |
1231003325344 has 48 divisors (see below), whose sum is σ = 2610061689312. Its totient is φ = 568134067968.
The previous prime is 1231003325339. The next prime is 1231003325351. The reversal of 1231003325344 is 4435233001321.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18471667 + ... + 18538189.
It is an arithmetic number, because the mean of its divisors is an integer number (54376285194).
Almost surely, 21231003325344 is an apocalyptic number.
It is an amenable number.
1231003325344 is an abundant number, since it is smaller than the sum of its proper divisors (1379058363968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1231003325344 is a wasteful number, since it uses less digits than its factorization.
1231003325344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111029 (or 111021 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 31.
Adding to 1231003325344 its reverse (4435233001321), we get a palindrome (5666236326665).
The spelling of 1231003325344 in words is "one trillion, two hundred thirty-one billion, three million, three hundred twenty-five thousand, three hundred forty-four".
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