Base | Representation |
---|---|
bin | 111001010100110000… |
… | …1000111000000010000 |
3 | 102202202021020002121011 |
4 | 1302221201013000100 |
5 | 4004103344110412 |
6 | 132315222540304 |
7 | 11615416124521 |
oct | 1625141070020 |
9 | 382667202534 |
10 | 123103113232 |
11 | 48231553010 |
12 | 1ba36b97694 |
13 | b7bb062448 |
14 | 5d5b510848 |
15 | 33076167a7 |
hex | 1ca9847010 |
123103113232 has 40 divisors (see below), whose sum is σ = 260219764512. Its totient is φ = 55950681600.
The previous prime is 123103113229. The next prime is 123103113283. The reversal of 123103113232 is 232311301321.
It is a super-2 number, since 2×1231031132322 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2308632 + ... + 2361352.
Almost surely, 2123103113232 is an apocalyptic number.
It is an amenable number.
123103113232 is an abundant number, since it is smaller than the sum of its proper divisors (137116651280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123103113232 is a wasteful number, since it uses less digits than its factorization.
123103113232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66007 (or 66001 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 123103113232 its reverse (232311301321), we get a palindrome (355414414553).
The spelling of 123103113232 in words is "one hundred twenty-three billion, one hundred three million, one hundred thirteen thousand, two hundred thirty-two".
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