Search a number
-
+
250510141 = 747761429
BaseRepresentation
bin11101110111001…
…11101100111101
3122110101020022101
432323213230331
51003112311031
640505145101
76131205160
oct1673475475
9573336271
10250510141
11119451a82
126ba8b191
133cb9096b
14253adad7
1516ed5361
hexeee7b3d

250510141 has 8 divisors (see below), whose sum is σ = 292389120. Its totient is φ = 210154128.

The previous prime is 250510097. The next prime is 250510151. The reversal of 250510141 is 141015052.

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 250510141 - 213 = 250501949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (250510151) 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, 380386 + ... + 381043.

It is an arithmetic number, because the mean of its divisors is an integer number (36548640).

Almost surely, 2250510141 is an apocalyptic number.

It is an amenable number.

250510141 is a deficient number, since it is larger than the sum of its proper divisors (41878979).

250510141 is an equidigital number, since it uses as much as digits as its factorization.

250510141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761483.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 250510141 is about 15827.5121544733. The cubic root of 250510141 is about 630.3887254121.

Adding to 250510141 its reverse (141015052), we get a palindrome (391525193).

The spelling of 250510141 in words is "two hundred fifty million, five hundred ten thousand, one hundred forty-one".

Divisors: 1 7 47 329 761429 5330003 35787163 250510141