Base | Representation |
---|---|
bin | 110010001001… |
… | …000010101011 |
3 | 220201210111112 |
4 | 302021002223 |
5 | 11331103420 |
6 | 1145420535 |
7 | 216503246 |
oct | 62110253 |
9 | 26653445 |
10 | 13144235 |
11 | 7468505 |
12 | 449a74b |
13 | 2952a70 |
14 | 1a6225d |
15 | 12498c5 |
hex | c890ab |
13144235 has 8 divisors (see below), whose sum is σ = 16986480. Its totient is φ = 9706464.
The previous prime is 13144211. The next prime is 13144249. The reversal of 13144235 is 53244131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13144235 - 26 = 13144171 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13144235.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101045 + ... + 101174.
It is an arithmetic number, because the mean of its divisors is an integer number (2123310).
Almost surely, 213144235 is an apocalyptic number.
13144235 is a deficient number, since it is larger than the sum of its proper divisors (3842245).
13144235 is a wasteful number, since it uses less digits than its factorization.
13144235 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202237.
The product of its digits is 1440, while the sum is 23.
The square root of 13144235 is about 3625.4978968412. The cubic root of 13144235 is about 235.9998743177. Note that the first 3 decimals are identical.
Adding to 13144235 its reverse (53244131), we get a palindrome (66388366).
The spelling of 13144235 in words is "thirteen million, one hundred forty-four thousand, two hundred thirty-five".
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