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350241253 = 1255327901
BaseRepresentation
bin10100111000000…
…100000111100101
3220102001002200021
4110320010013211
51204130210003
654430515141
711452000345
oct2470040745
9812032607
10350241253
1116a77a48a
1299365ab1
135773bc5b
1434730d25
1520b352bd
hex14e041e5

350241253 has 4 divisors (see below), whose sum is σ = 350281708. Its totient is φ = 350200800.

The previous prime is 350241247. The next prime is 350241271. The reversal of 350241253 is 352142053.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 352142053 = 3361104773.

It can be written as a sum of positive squares in 2 ways, for example, as 338633604 + 11607649 = 18402^2 + 3407^2 .

It is a cyclic number.

It is not a de Polignac number, because 350241253 - 217 = 350110181 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 (350241233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1398 + ... + 26503.

It is an arithmetic number, because the mean of its divisors is an integer number (87570427).

Almost surely, 2350241253 is an apocalyptic number.

It is an amenable number.

350241253 is a deficient number, since it is larger than the sum of its proper divisors (40455).

350241253 is a wasteful number, since it uses less digits than its factorization.

350241253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40454.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 350241253 is about 18714.7335807914. The cubic root of 350241253 is about 704.8917581083.

The spelling of 350241253 in words is "three hundred fifty million, two hundred forty-one thousand, two hundred fifty-three".

Divisors: 1 12553 27901 350241253