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2057263 = 13198329
BaseRepresentation
bin111110110010000101111
310212112000221
413312100233
51011313023
6112032211
723325565
oct7662057
93775027
102057263
11118571a
12832667
13570520
143b7a35
152a985d
hex1f642f

2057263 has 8 divisors (see below), whose sum is σ = 2332400. Its totient is φ = 1798848.

The previous prime is 2057233. The next prime is 2057291. The reversal of 2057263 is 3627502.

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 2057263 - 29 = 2056751 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 (2057203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3918 + ... + 4411.

It is an arithmetic number, because the mean of its divisors is an integer number (291550).

22057263 is an apocalyptic number.

2057263 is a deficient number, since it is larger than the sum of its proper divisors (275137).

2057263 is a wasteful number, since it uses less digits than its factorization.

2057263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8361.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 2057263 is about 1434.3162133923. The cubic root of 2057263 is about 127.1832558092.

The spelling of 2057263 in words is "two million, fifty-seven thousand, two hundred sixty-three".

Divisors: 1 13 19 247 8329 108277 158251 2057263