Base | Representation |
---|---|
bin | 11011111110000100111110… |
… | …010001001011010110001110 |
3 | 121010112221120121211222011010 |
4 | 123332010332101023112032 |
5 | 112110422014432440204 |
6 | 1113343252454510050 |
7 | 34624260563211432 |
oct | 3376047621132616 |
9 | 533487517758133 |
10 | 123013203015054 |
11 | 36217674177580 |
12 | 11968948965326 |
13 | 5384131400001 |
14 | 2253c2965a9c2 |
15 | e34cc804dd89 |
hex | 6fe13e44b58e |
123013203015054 has 64 divisors (see below), whose sum is σ = 277766068320000. Its totient is φ = 35975934973440.
The previous prime is 123013203015049. The next prime is 123013203015077. The reversal of 123013203015054 is 450510302310321.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9261979 + ... + 18215670.
It is an arithmetic number, because the mean of its divisors is an integer number (4340094817500).
Almost surely, 2123013203015054 is an apocalyptic number.
123013203015054 is an abundant number, since it is smaller than the sum of its proper divisors (154752865304946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123013203015054 is a wasteful number, since it uses less digits than its factorization.
123013203015054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27480033.
The product of its (nonzero) digits is 10800, while the sum is 30.
Adding to 123013203015054 its reverse (450510302310321), we get a palindrome (573523505325375).
The spelling of 123013203015054 in words is "one hundred twenty-three trillion, thirteen billion, two hundred three million, fifteen thousand, fifty-four".
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