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2645052 = 223220421
BaseRepresentation
bin1010000101110000111100
311222101022220
422011300330
51134120202
6132405340
731324344
oct12056074
94871286
102645052
1115472a3
12a76850
13717c27
144cbd24
15373abc
hex285c3c

2645052 has 12 divisors (see below), whose sum is σ = 6171816. Its totient is φ = 881680.

The previous prime is 2645051. The next prime is 2645057. The reversal of 2645052 is 2505462.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645051) 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, 110199 + ... + 110222.

It is an arithmetic number, because the mean of its divisors is an integer number (514318).

22645052 is an apocalyptic number.

It is an amenable number.

2645052 is an abundant number, since it is smaller than the sum of its proper divisors (3526764).

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

2645052 is a wasteful number, since it uses less digits than its factorization.

2645052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220428 (or 220426 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2645052 is about 1626.3615834125. The cubic root of 2645052 is about 138.2965686723.

The spelling of 2645052 in words is "two million, six hundred forty-five thousand, fifty-two".

Divisors: 1 2 3 4 6 12 220421 440842 661263 881684 1322526 2645052