Base | Representation |
---|---|
bin | 110001101000… |
… | …100010011100 |
3 | 220111000212121 |
4 | 301220202130 |
5 | 11312323400 |
6 | 1142512324 |
7 | 215410144 |
oct | 61504234 |
9 | 26430777 |
10 | 13011100 |
11 | 7387483 |
12 | 44356a4 |
13 | 290729b |
14 | 1a29924 |
15 | 122021a |
hex | c6889c |
13011100 has 36 divisors (see below), whose sum is σ = 29466864. Its totient is φ = 4977280.
The previous prime is 13011091. The next prime is 13011107. The reversal of 13011100 is 111031.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13011107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 529 + ... + 5128.
It is an arithmetic number, because the mean of its divisors is an integer number (818524).
Almost surely, 213011100 is an apocalyptic number.
13011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13011100 is an abundant number, since it is smaller than the sum of its proper divisors (16455764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13011100 is a wasteful number, since it uses less digits than its factorization.
13011100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5694 (or 5687 counting only the distinct ones).
The product of its (nonzero) digits is 3, while the sum is 7.
The square root of 13011100 is about 3607.0902400689. The cubic root of 13011100 is about 235.2003723366.
Adding to 13011100 its reverse (111031), we get a palindrome (13122131).
It can be divided in two parts, 1301 and 1100, that added together give a 4-th power (2401 = 74).
The spelling of 13011100 in words is "thirteen million, eleven thousand, one hundred".
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