Base | Representation |
---|---|
bin | 111001011010111101… |
… | …0111100101100010010 |
3 | 102210021202210200021012 |
4 | 1302311322330230102 |
5 | 4010020132311310 |
6 | 132352015130522 |
7 | 11623524006404 |
oct | 1626572745422 |
9 | 383252720235 |
10 | 123311213330 |
11 | 48328a68768 |
12 | 1ba94813a42 |
13 | b8221c45b6 |
14 | 5d7b000b74 |
15 | 331aa20c05 |
hex | 1cb5ebcb12 |
123311213330 has 32 divisors (see below), whose sum is σ = 223357780800. Its totient is φ = 49014884160.
The previous prime is 123311213299. The next prime is 123311213341. The reversal of 123311213330 is 33312113321.
It is a junction number, because it is equal to n+sod(n) for n = 123311213296 and 123311213305.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 955496 + ... + 1076844.
It is an arithmetic number, because the mean of its divisors is an integer number (6979930650).
Almost surely, 2123311213330 is an apocalyptic number.
123311213330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
123311213330 is a deficient number, since it is larger than the sum of its proper divisors (100046567470).
123311213330 is a wasteful number, since it uses less digits than its factorization.
123311213330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121994.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 123311213330 its reverse (33312113321), we get a palindrome (156623326651).
The spelling of 123311213330 in words is "one hundred twenty-three billion, three hundred eleven million, two hundred thirteen thousand, three hundred thirty".
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