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2055928 = 23736713
BaseRepresentation
bin111110101111011111000
310212110012111
413311323320
51011242203
6112022104
723321650
oct7657370
93773174
102055928
111184716
12831934
1356ca34
143b7360
152a926d
hex1f5ef8

2055928 has 16 divisors (see below), whose sum is σ = 4405680. Its totient is φ = 881088.

The previous prime is 2055917. The next prime is 2055953. The reversal of 2055928 is 8295502.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2055928.

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, 18301 + ... + 18412.

It is an arithmetic number, because the mean of its divisors is an integer number (275355).

22055928 is an apocalyptic number.

2055928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2055928 is an abundant number, since it is smaller than the sum of its proper divisors (2349752).

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

2055928 is a wasteful number, since it uses less digits than its factorization.

2055928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36726 (or 36722 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2055928 is about 1433.8507593191. The cubic root of 2055928 is about 127.1557392518.

The spelling of 2055928 in words is "two million, fifty-five thousand, nine hundred twenty-eight".

Divisors: 1 2 4 7 8 14 28 56 36713 73426 146852 256991 293704 513982 1027964 2055928