Base | Representation |
---|---|
bin | 110100011101… |
… | …011101010001 |
3 | 221212200101201 |
4 | 310131131101 |
5 | 12010032040 |
6 | 1210431201 |
7 | 224614501 |
oct | 64353521 |
9 | 27780351 |
10 | 13752145 |
11 | 7843210 |
12 | 4732501 |
13 | 2b06684 |
14 | 1b7da01 |
15 | 1319a9a |
hex | d1d751 |
13752145 has 16 divisors (see below), whose sum is σ = 18302400. Its totient is φ = 9835200.
The previous prime is 13752113. The next prime is 13752157. The reversal of 13752145 is 54125731.
It is a happy number.
It is not a de Polignac number, because 13752145 - 25 = 13752113 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1306 + ... + 5404.
It is an arithmetic number, because the mean of its divisors is an integer number (1143900).
Almost surely, 213752145 is an apocalyptic number.
It is an amenable number.
13752145 is a deficient number, since it is larger than the sum of its proper divisors (4550255).
13752145 is a wasteful number, since it uses less digits than its factorization.
13752145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4176.
The product of its digits is 4200, while the sum is 28.
The square root of 13752145 is about 3708.3884640097. The cubic root of 13752145 is about 239.5834498970.
Adding to 13752145 its reverse (54125731), we get a palindrome (67877876).
The spelling of 13752145 in words is "thirteen million, seven hundred fifty-two thousand, one hundred forty-five".
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