Base | Representation |
---|---|
bin | 11110010000001… |
… | …11100011110001 |
3 | 122200112200102120 |
4 | 33020013203301 |
5 | 1004432130403 |
6 | 41103304453 |
7 | 6201101622 |
oct | 1710074361 |
9 | 580480376 |
10 | 253786353 |
11 | 12028a497 |
12 | 70bab129 |
13 | 40769c52 |
14 | 259c3a49 |
15 | 17430e53 |
hex | f2078f1 |
253786353 has 8 divisors (see below), whose sum is σ = 358286688. Its totient is φ = 159238464.
The previous prime is 253786349. The next prime is 253786373. The reversal of 253786353 is 353687352.
It is a happy number.
253786353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 253786353 - 22 = 253786349 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (253786333) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2488051 + ... + 2488152.
It is an arithmetic number, because the mean of its divisors is an integer number (44785836).
Almost surely, 2253786353 is an apocalyptic number.
It is an amenable number.
253786353 is a deficient number, since it is larger than the sum of its proper divisors (104500335).
253786353 is a wasteful number, since it uses less digits than its factorization.
253786353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4976223.
The product of its digits is 453600, while the sum is 42.
The square root of 253786353 is about 15930.6733379352. The cubic root of 253786353 is about 633.1249400862.
Subtracting 253786353 from its reverse (353687352), we obtain a palindrome (99900999).
The spelling of 253786353 in words is "two hundred fifty-three million, seven hundred eighty-six thousand, three hundred fifty-three".
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