Base | Representation |
---|---|
bin | 111001010010000101… |
… | …0001101001110011011 |
3 | 102202112000002012211021 |
4 | 1302210022031032123 |
5 | 4003412341121243 |
6 | 132302252143311 |
7 | 11613245101024 |
oct | 1624412151633 |
9 | 382460065737 |
10 | 123013223323 |
11 | 48195837431 |
12 | 1ba10a67b37 |
13 | b7a554b653 |
14 | 5d4d5d1c4b |
15 | 32ee7ac6ed |
hex | 1ca428d39b |
123013223323 has 4 divisors (see below), whose sum is σ = 127255058640. Its totient is φ = 118771388008.
The previous prime is 123013223191. The next prime is 123013223329. The reversal of 123013223323 is 323322310321.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-123013223323 is a prime.
It is a super-2 number, since 2×1230132233232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123013223329) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2120917615 + ... + 2120917672.
It is an arithmetic number, because the mean of its divisors is an integer number (31813764660).
Almost surely, 2123013223323 is an apocalyptic number.
123013223323 is a deficient number, since it is larger than the sum of its proper divisors (4241835317).
123013223323 is an equidigital number, since it uses as much as digits as its factorization.
123013223323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4241835316.
The product of its (nonzero) digits is 3888, while the sum is 25.
Adding to 123013223323 its reverse (323322310321), we get a palindrome (446335533644).
The spelling of 123013223323 in words is "one hundred twenty-three billion, thirteen million, two hundred twenty-three thousand, three hundred twenty-three".
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