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253343041 = 7127928297
BaseRepresentation
bin11110001100110…
…11010101000001
3122122201011022121
433012123111001
51004323434131
641050004241
76164244310
oct1706332501
9578634277
10253343041
11120007416
1270a16681
1340643233
142590a277
1517394911
hexf19b541

253343041 has 8 divisors (see below), whose sum is σ = 289771520. Its totient is φ = 216973728.

The previous prime is 253343009. The next prime is 253343081. The reversal of 253343041 is 140343352.

253343041 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 a cyclic number.

It is not a de Polignac number, because 253343041 - 25 = 253343009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 253342997 and 253343015.

It is not an unprimeable number, because it can be changed into a prime (253343081) 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, 5196 + ... + 23101.

It is an arithmetic number, because the mean of its divisors is an integer number (36221440).

Almost surely, 2253343041 is an apocalyptic number.

It is an amenable number.

253343041 is a deficient number, since it is larger than the sum of its proper divisors (36428479).

253343041 is a wasteful number, since it uses less digits than its factorization.

253343041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29583.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 253343041 is about 15916.7534692223. The cubic root of 253343041 is about 632.7560793443.

Adding to 253343041 its reverse (140343352), we get a palindrome (393686393).

The spelling of 253343041 in words is "two hundred fifty-three million, three hundred forty-three thousand, forty-one".

Divisors: 1 7 1279 8953 28297 198079 36191863 253343041