Base | Representation |
---|---|
bin | 111001010111101111… |
… | …1000001101011000100 |
3 | 102210000020121120112120 |
4 | 1302233133001223010 |
5 | 4004310011333104 |
6 | 132333200445540 |
7 | 11621043115362 |
oct | 1625737015304 |
9 | 383006546476 |
10 | 123203230404 |
11 | 48283014581 |
12 | 1ba646198b0 |
13 | b805a17387 |
14 | 5d6a932632 |
15 | 33112e0cd9 |
hex | 1caf7c1ac4 |
123203230404 has 24 divisors (see below), whose sum is σ = 290265218880. Its totient is φ = 40669027104.
The previous prime is 123203230363. The next prime is 123203230471. The reversal of 123203230404 is 404032302321.
It is a super-2 number, since 2×1232032304042 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49838259 + ... + 49840730.
It is an arithmetic number, because the mean of its divisors is an integer number (12094384120).
Almost surely, 2123203230404 is an apocalyptic number.
It is an amenable number.
123203230404 is an abundant number, since it is smaller than the sum of its proper divisors (167061988476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123203230404 is a wasteful number, since it uses less digits than its factorization.
123203230404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99679099 (or 99679097 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 123203230404 its reverse (404032302321), we get a palindrome (527235532725).
The spelling of 123203230404 in words is "one hundred twenty-three billion, two hundred three million, two hundred thirty thousand, four hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •