Search a number
-
+
1128038 = 22831993
BaseRepresentation
bin100010011011001100110
32010022101012
410103121212
5242044123
640102222
712405512
oct4233146
92108335
101128038
1170056a
12464972
133065a2
14215142
15174378
hex113666

1128038 has 8 divisors (see below), whose sum is σ = 1698888. Its totient is φ = 561744.

The previous prime is 1128037. The next prime is 1128089. The reversal of 1128038 is 8308211.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128031) 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, 431 + ... + 1562.

It is an arithmetic number, because the mean of its divisors is an integer number (212361).

21128038 is an apocalyptic number.

1128038 is a deficient number, since it is larger than the sum of its proper divisors (570850).

1128038 is a wasteful number, since it uses less digits than its factorization.

1128038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2278.

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 1128038 is about 1062.0913331724. The cubic root of 1128038 is about 104.0977261877.

The spelling of 1128038 in words is "one million, one hundred twenty-eight thousand, thirty-eight".

Divisors: 1 2 283 566 1993 3986 564019 1128038