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2105112 = 233239367
BaseRepresentation
bin1000000001111100011000
310221221200010
420001330120
51014330422
6113041520
723615232
oct10017430
93857603
102105112
111208669
128562a0
13589239
143cb252
152b8b0c
hex201f18

2105112 has 32 divisors (see below), whose sum is σ = 5299200. Its totient is φ = 696864.

The previous prime is 2105111. The next prime is 2105119. The reversal of 2105112 is 2115012.

2105112 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5553 + ... + 5919.

It is an arithmetic number, because the mean of its divisors is an integer number (165600).

22105112 is an apocalyptic number.

It is an amenable number.

2105112 is an abundant number, since it is smaller than the sum of its proper divisors (3194088).

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

2105112 is a wasteful number, since it uses less digits than its factorization.

2105112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 2105112 is about 1450.9004100902. The cubic root of 2105112 is about 128.1617421494.

The spelling of 2105112 in words is "two million, one hundred five thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 239 367 478 717 734 956 1101 1434 1468 1912 2202 2868 2936 4404 5736 8808 87713 175426 263139 350852 526278 701704 1052556 2105112