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253701 = 3274027
BaseRepresentation
bin111101111100000101
3110220000100
4331330011
531104301
65234313
72104440
oct757405
9426010
10253701
11163678
12102999
138b626
1468657
1550286
hex3df05

253701 has 12 divisors (see below), whose sum is σ = 418912. Its totient is φ = 144936.

The previous prime is 253681. The next prime is 253703. The reversal of 253701 is 107352.

It is not a de Polignac number, because 253701 - 26 = 253637 is a prime.

It is a Duffinian number.

253701 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 253701.

It is not an unprimeable number, because it can be changed into a prime (253703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1951 + ... + 2076.

2253701 is an apocalyptic number.

253701 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

253701 is a deficient number, since it is larger than the sum of its proper divisors (165211).

253701 is a wasteful number, since it uses less digits than its factorization.

253701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4040 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 253701 is about 503.6874030587. The cubic root of 253701 is about 63.3053954956.

The spelling of 253701 in words is "two hundred fifty-three thousand, seven hundred one".