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2389075 = 52137351
BaseRepresentation
bin1001000111010001010011
311111101012021
421013101103
51102422300
6123112311
726210143
oct11072123
94441167
102389075
111391a47
12972697
13658570
14462923
15322d1a
hex247453

2389075 has 12 divisors (see below), whose sum is σ = 3190768. Its totient is φ = 1764000.

The previous prime is 2389073. The next prime is 2389097. The reversal of 2389075 is 5709832.

It is not a de Polignac number, because 2389075 - 21 = 2389073 is a prime.

It is a Duffinian number.

2389075 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2389075.

It is not an unprimeable number, because it can be changed into a prime (2389073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3351 + ... + 4000.

22389075 is an apocalyptic number.

2389075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2389075 is a deficient number, since it is larger than the sum of its proper divisors (801693).

2389075 is a wasteful number, since it uses less digits than its factorization.

2389075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7374 (or 7369 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2389075 is about 1545.6632880417. The cubic root of 2389075 is about 133.6831266711.

It can be divided in two parts, 23 and 89075, that added together give a palindrome (89098).

The spelling of 2389075 in words is "two million, three hundred eighty-nine thousand, seventy-five".

Divisors: 1 5 13 25 65 325 7351 36755 95563 183775 477815 2389075