Base | Representation |
---|---|
bin | 110010001000… |
… | …011001110100 |
3 | 220201122220200 |
4 | 302020121310 |
5 | 11331012440 |
6 | 1145400500 |
7 | 216462522 |
oct | 62103164 |
9 | 26648820 |
10 | 13141620 |
11 | 7466548 |
12 | 4499130 |
13 | 295180b |
14 | 1a61312 |
15 | 1248c30 |
hex | c88674 |
13141620 has 36 divisors (see below), whose sum is σ = 39863460. Its totient is φ = 3504384.
The previous prime is 13141619. The next prime is 13141631. The reversal of 13141620 is 2614131.
It is a happy number.
13141620 is a `hidden beast` number, since 1 + 3 + 1 + 41 + 620 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 3481956 + 9659664 = 1866^2 + 3108^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 13141593 and 13141602.
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, 36325 + ... + 36684.
Almost surely, 213141620 is an apocalyptic number.
13141620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13141620 is an abundant number, since it is smaller than the sum of its proper divisors (26721840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13141620 is a wasteful number, since it uses less digits than its factorization.
13141620 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73024 (or 73019 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 13141620 is about 3625.1372387815. The cubic root of 13141620 is about 235.9842228273.
Adding to 13141620 its reverse (2614131), we get a palindrome (15755751).
The spelling of 13141620 in words is "thirteen million, one hundred forty-one thousand, six hundred twenty".
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