Base | Representation |
---|---|
bin | 110101001110… |
… | …010111111001 |
3 | 222020212020110 |
4 | 311032113321 |
5 | 12032440010 |
6 | 1215014533 |
7 | 226410600 |
oct | 65162771 |
9 | 28225213 |
10 | 13952505 |
11 | 796a7a6 |
12 | 480a449 |
13 | 2b76928 |
14 | 1bd2a37 |
15 | 1359120 |
hex | d4e5f9 |
13952505 has 48 divisors (see below), whose sum is σ = 26659584. Its totient is φ = 6209280.
The previous prime is 13952503. The next prime is 13952527. The reversal of 13952505 is 50525931.
It is not a de Polignac number, because 13952505 - 21 = 13952503 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13952503) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29904 + ... + 30366.
It is an arithmetic number, because the mean of its divisors is an integer number (555408).
Almost surely, 213952505 is an apocalyptic number.
13952505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13952505 is a deficient number, since it is larger than the sum of its proper divisors (12707079).
13952505 is a wasteful number, since it uses less digits than its factorization.
13952505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526 (or 519 counting only the distinct ones).
The product of its (nonzero) digits is 6750, while the sum is 30.
The square root of 13952505 is about 3735.3052084134. The cubic root of 13952505 is about 240.7413707091.
The spelling of 13952505 in words is "thirteen million, nine hundred fifty-two thousand, five hundred five".
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