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2128102 = 27913469
BaseRepresentation
bin1000000111100011100110
311000010012121
420013203212
51021044402
6113340154
724042244
oct10074346
94003177
102128102
111223969
1286765a
13596842
143d5794
152c0837
hex2078e6

2128102 has 8 divisors (see below), whose sum is σ = 3232800. Its totient is φ = 1050504.

The previous prime is 2128099. The next prime is 2128103. The reversal of 2128102 is 2018212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2128103) 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, 6577 + ... + 6892.

It is an arithmetic number, because the mean of its divisors is an integer number (404100).

22128102 is an apocalyptic number.

2128102 is a deficient number, since it is larger than the sum of its proper divisors (1104698).

2128102 is a wasteful number, since it uses less digits than its factorization.

2128102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13550.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 2128102 is about 1458.8015629276. The cubic root of 2128102 is about 128.6266068863.

The spelling of 2128102 in words is "two million, one hundred twenty-eight thousand, one hundred two".

Divisors: 1 2 79 158 13469 26938 1064051 2128102