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253046 = 2235501
BaseRepresentation
bin111101110001110110
3110212010002
4331301312
531044141
65231302
72102513
oct756166
9425102
10253046
11163132
12102532
138b241
146830a
154ee9b
hex3dc76

253046 has 8 divisors (see below), whose sum is σ = 396144. Its totient is φ = 121000.

The previous prime is 253013. The next prime is 253049. The reversal of 253046 is 640352.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253049) 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, 2705 + ... + 2796.

It is an arithmetic number, because the mean of its divisors is an integer number (49518).

2253046 is an apocalyptic number.

253046 is a deficient number, since it is larger than the sum of its proper divisors (143098).

253046 is a wasteful number, since it uses less digits than its factorization.

253046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5526.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 253046 is about 503.0367779795. The cubic root of 253046 is about 63.2508683555.

Adding to 253046 its reverse (640352), we get a palindrome (893398).

The spelling of 253046 in words is "two hundred fifty-three thousand, forty-six".

Divisors: 1 2 23 46 5501 11002 126523 253046