Base | Representation |
---|---|
bin | 11000011000101111… |
… | …00111010111010001 |
3 | 1020210102200210112100 |
4 | 30030113213113101 |
5 | 203303124402100 |
6 | 10003051551013 |
7 | 642304503600 |
oct | 141427472721 |
9 | 36712623470 |
10 | 13092419025 |
11 | 5609369214 |
12 | 265475b469 |
13 | 130858ca0a |
14 | 8c2b45a37 |
15 | 51960a400 |
hex | 30c5e75d1 |
13092419025 has 108 divisors (see below), whose sum is σ = 28219873500. Its totient is φ = 5778581760.
The previous prime is 13092419009. The next prime is 13092419027. The reversal of 13092419025 is 52091429031.
13092419025 is a `hidden beast` number, since 1 + 309 + 241 + 90 + 25 = 666.
It can be written as a sum of positive squares in 6 ways, for example, as 308950929 + 12783468096 = 17577^2 + 113064^2 .
It is not a de Polignac number, because 13092419025 - 24 = 13092419009 is a prime.
It is a super-2 number, since 2×130924190252 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13092419027) by changing a digit.
It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 299251 + ... + 340199.
It is an arithmetic number, because the mean of its divisors is an integer number (261295125).
Almost surely, 213092419025 is an apocalyptic number.
13092419025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13092419025 is an abundant number, since it is smaller than the sum of its proper divisors (15127454475).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13092419025 is a wasteful number, since it uses less digits than its factorization.
13092419025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41008 (or 40993 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 36.
The spelling of 13092419025 in words is "thirteen billion, ninety-two million, four hundred nineteen thousand, twenty-five".
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