Base | Representation |
---|---|
bin | 11101110001101101011… |
… | …11001011010010100011 |
3 | 10121210212000211012212101 |
4 | 32320312233023102203 |
5 | 113230322330144443 |
6 | 2102003132111231 |
7 | 133626611132314 |
oct | 16706657132243 |
9 | 3553760735771 |
10 | 1023120553123 |
11 | 3649a2974739 |
12 | 146355005517 |
13 | 756313165c6 |
14 | 3773ad5660b |
15 | 1b93143a84d |
hex | ee36bcb4a3 |
1023120553123 has 4 divisors (see below), whose sum is σ = 1023126409768. Its totient is φ = 1023114696480.
The previous prime is 1023120553111. The next prime is 1023120553127. The reversal of 1023120553123 is 3213550213201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1023120553123 - 225 = 1023086998691 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1023120553091 and 1023120553100.
It is not an unprimeable number, because it can be changed into a prime (1023120553127) 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 3 ways as a sum of consecutive naturals, for example, 2657961 + ... + 3018442.
It is an arithmetic number, because the mean of its divisors is an integer number (255781602442).
Almost surely, 21023120553123 is an apocalyptic number.
1023120553123 is a deficient number, since it is larger than the sum of its proper divisors (5856645).
1023120553123 is an equidigital number, since it uses as much as digits as its factorization.
1023120553123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5856644.
The product of its (nonzero) digits is 5400, while the sum is 28.
Adding to 1023120553123 its reverse (3213550213201), we get a palindrome (4236670766324).
The spelling of 1023120553123 in words is "one trillion, twenty-three billion, one hundred twenty million, five hundred fifty-three thousand, one hundred twenty-three".
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