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428363 = 1383397
BaseRepresentation
bin1101000100101001011
3210202121022
41220211023
5102201423
613103055
73432605
oct1504513
9722538
10428363
11272921
12187a8b
1311cc90
14b2175
1586dc8
hex6894b

428363 has 8 divisors (see below), whose sum is σ = 468048. Its totient is φ = 389664.

The previous prime is 428353. The next prime is 428369. The reversal of 428363 is 363824.

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 428363 - 26 = 428299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 881 + ... + 1277.

It is an arithmetic number, because the mean of its divisors is an integer number (58506).

2428363 is an apocalyptic number.

428363 is a deficient number, since it is larger than the sum of its proper divisors (39685).

428363 is a wasteful number, since it uses less digits than its factorization.

428363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493.

The product of its digits is 3456, while the sum is 26.

The square root of 428363 is about 654.4944613975. The cubic root of 428363 is about 75.3825198053.

The spelling of 428363 in words is "four hundred twenty-eight thousand, three hundred sixty-three".

Divisors: 1 13 83 397 1079 5161 32951 428363