Base | Representation |
---|---|
bin | 11110001111111… |
… | …11101001010101 |
3 | 122200111000222010 |
4 | 33013333221111 |
5 | 1004430111231 |
6 | 41102454433 |
7 | 6200605260 |
oct | 1707775125 |
9 | 580430863 |
10 | 253753941 |
11 | 120268101 |
12 | 70b94419 |
13 | 4075827c |
14 | 259b5cd7 |
15 | 17426546 |
hex | f1ffa55 |
253753941 has 16 divisors (see below), whose sum is σ = 399147008. Its totient is φ = 140324400.
The previous prime is 253753937. The next prime is 253753967. The reversal of 253753941 is 149357352.
It is a happy number.
It is not a de Polignac number, because 253753941 - 22 = 253753937 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 253753941.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253753921) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194245 + ... + 195546.
It is an arithmetic number, because the mean of its divisors is an integer number (24946688).
Almost surely, 2253753941 is an apocalyptic number.
253753941 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
253753941 is a deficient number, since it is larger than the sum of its proper divisors (145393067).
253753941 is a wasteful number, since it uses less digits than its factorization.
253753941 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 389832.
The product of its digits is 113400, while the sum is 39.
The square root of 253753941 is about 15929.6560226516. The cubic root of 253753941 is about 633.0979860243.
The spelling of 253753941 in words is "two hundred fifty-three million, seven hundred fifty-three thousand, nine hundred forty-one".
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