Base | Representation |
---|---|
bin | 111001011110100000… |
… | …0100000011101111100 |
3 | 102210121001112022100022 |
4 | 1302331000200131330 |
5 | 4010241102023400 |
6 | 132411503351312 |
7 | 11626466430212 |
oct | 1627500403574 |
9 | 383531468308 |
10 | 123430111100 |
11 | 4838a09738a |
12 | 1bb085b2538 |
13 | b840a238ca |
14 | 5d8cb10cb2 |
15 | 33261a9b85 |
hex | 1cbd02077c |
123430111100 has 36 divisors (see below), whose sum is σ = 274072265544. Its totient is φ = 48223855680.
The previous prime is 123430111093. The next prime is 123430111111. The reversal of 123430111100 is 1111034321.
123430111100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14348039 + ... + 14356638.
Almost surely, 2123430111100 is an apocalyptic number.
123430111100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123430111100 is an abundant number, since it is smaller than the sum of its proper divisors (150642154444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123430111100 is a wasteful number, since it uses less digits than its factorization.
123430111100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28704734 (or 28704727 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 123430111100 its reverse (1111034321), we get a palindrome (124541145421).
The spelling of 123430111100 in words is "one hundred twenty-three billion, four hundred thirty million, one hundred eleven thousand, one hundred".
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