Base | Representation |
---|---|
bin | 110010100011… |
… | …101111111001 |
3 | 220221100120000 |
4 | 302203233321 |
5 | 11343104000 |
6 | 1152023213 |
7 | 220440210 |
oct | 62435771 |
9 | 26840500 |
10 | 13253625 |
11 | 7532710 |
12 | 4531b09 |
13 | 29907a8 |
14 | 1a90077 |
15 | 126c000 |
hex | ca3bf9 |
13253625 has 160 divisors (see below), whose sum is σ = 32617728. Its totient is φ = 5184000.
The previous prime is 13253587. The next prime is 13253627. The reversal of 13253625 is 52635231.
13253625 is a `hidden beast` number, since 1 + 32 + 5 + 3 + 625 = 666.
It is not a de Polignac number, because 13253625 - 26 = 13253561 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13253627) by changing a digit.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 779617 + ... + 779633.
Almost surely, 213253625 is an apocalyptic number.
13253625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13253625 is an abundant number, since it is smaller than the sum of its proper divisors (19364103).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13253625 is a wasteful number, since it uses less digits than its factorization.
13253625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62 (or 43 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 13253625 is about 3640.5528426326. The cubic root of 13253625 is about 236.6527521630.
Adding to 13253625 its reverse (52635231), we get a palindrome (65888856).
It can be divided in two parts, 1325 and 3625, that added together give a triangular number (4950 = T99).
The spelling of 13253625 in words is "thirteen million, two hundred fifty-three thousand, six hundred twenty-five".
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