Base | Representation |
---|---|
bin | 111001010100110000… |
… | …1000100000010101100 |
3 | 102202202021012110221211 |
4 | 1302221201010002230 |
5 | 4004103343213400 |
6 | 132315222404204 |
7 | 11615416044250 |
oct | 1625141040254 |
9 | 382667173854 |
10 | 123103101100 |
11 | 48231544991 |
12 | 1ba36b90664 |
13 | b7bb059a75 |
14 | 5d5b50a260 |
15 | 3307612dba |
hex | 1ca98440ac |
123103101100 has 144 divisors (see below), whose sum is σ = 307103399680. Its totient is φ = 41957740800.
The previous prime is 123103101097. The next prime is 123103101127. The reversal of 123103101100 is 1101301321.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148495486 + ... + 148496314.
Almost surely, 2123103101100 is an apocalyptic number.
123103101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 123103101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153551699840).
123103101100 is an abundant number, since it is smaller than the sum of its proper divisors (184000298580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123103101100 is a wasteful number, since it uses less digits than its factorization.
123103101100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1848 (or 1841 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 123103101100 its reverse (1101301321), we get a palindrome (124204402421).
The spelling of 123103101100 in words is "one hundred twenty-three billion, one hundred three million, one hundred one thousand, one hundred".
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