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253243014 = 2342207169
BaseRepresentation
bin11110001100000…
…10111010000110
3122122112002002220
433012002322012
51004312234024
641043513210
76163346553
oct1706027206
9578462086
10253243014
1111aa49252
1270988806
134060984b
14258c1a2a
1517374e79
hexf182e86

253243014 has 8 divisors (see below), whose sum is σ = 506486040. Its totient is φ = 84414336.

The previous prime is 253243009. The next prime is 253243021. The reversal of 253243014 is 410342352.

It is a sphenic number, since it is the product of 3 distinct primes.

253243014 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21103579 + ... + 21103590.

It is an arithmetic number, because the mean of its divisors is an integer number (63310755).

Almost surely, 2253243014 is an apocalyptic number.

253243014 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253243014 is a wasteful number, since it uses less digits than its factorization.

253243014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42207174.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 253243014 is about 15913.6109667165. The cubic root of 253243014 is about 632.6727917147.

Adding to 253243014 its reverse (410342352), we get a palindrome (663585366).

The spelling of 253243014 in words is "two hundred fifty-three million, two hundred forty-three thousand, fourteen".

Divisors: 1 2 3 6 42207169 84414338 126621507 253243014