Base | Representation |
---|---|
bin | 111001011011111100… |
… | …1110100100101101011 |
3 | 102210101002101102011121 |
4 | 1302313321310211223 |
5 | 4010102141104202 |
6 | 132355204040111 |
7 | 11624406500611 |
oct | 1626771644553 |
9 | 383332342147 |
10 | 123344472427 |
11 | 48345814820 |
12 | 1baa3993037 |
13 | b82906ab37 |
14 | 5d815bb6b1 |
15 | 331d8e0537 |
hex | 1cb7e7496b |
123344472427 has 8 divisors (see below), whose sum is σ = 140407937280. Its totient is φ = 107256062760.
The previous prime is 123344472413. The next prime is 123344472431. The reversal of 123344472427 is 724274443321.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-123344472427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123344472437) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243763527 + ... + 243764032.
It is an arithmetic number, because the mean of its divisors is an integer number (17550992160).
Almost surely, 2123344472427 is an apocalyptic number.
123344472427 is a deficient number, since it is larger than the sum of its proper divisors (17063464853).
123344472427 is a wasteful number, since it uses less digits than its factorization.
123344472427 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 487527593.
The product of its digits is 903168, while the sum is 43.
The spelling of 123344472427 in words is "one hundred twenty-three billion, three hundred forty-four million, four hundred seventy-two thousand, four hundred twenty-seven".
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