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2067128 = 23736913
BaseRepresentation
bin111111000101010111000
310220000120022
413320222320
51012122003
6112150012
723366420
oct7705270
93800508
102067128
111192078
12838308
13574b6b
143bb480
152ac738
hex1f8ab8

2067128 has 16 divisors (see below), whose sum is σ = 4429680. Its totient is φ = 885888.

The previous prime is 2067119. The next prime is 2067137. The reversal of 2067128 is 8217602.

It is an interprime number because it is at equal distance from previous prime (2067119) and next prime (2067137).

It is a junction number, because it is equal to n+sod(n) for n = 2067097 and 2067106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18401 + ... + 18512.

It is an arithmetic number, because the mean of its divisors is an integer number (276855).

22067128 is an apocalyptic number.

2067128 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2067128 is an abundant number, since it is smaller than the sum of its proper divisors (2362552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2067128 is a wasteful number, since it uses less digits than its factorization.

2067128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36926 (or 36922 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 2067128 is about 1437.7510215611. The cubic root of 2067128 is about 127.3862217059.

The spelling of 2067128 in words is "two million, sixty-seven thousand, one hundred twenty-eight".

Divisors: 1 2 4 7 8 14 28 56 36913 73826 147652 258391 295304 516782 1033564 2067128