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2120124 = 223176677
BaseRepresentation
bin1000000101100110111100
310222201021010
420011212330
51020320444
6113235220
724010056
oct10054674
93881233
102120124
111218976
12862b10
13593016
143d28d6
152bd2b9
hex2059bc

2120124 has 12 divisors (see below), whose sum is σ = 4946984. Its totient is φ = 706704.

The previous prime is 2120119. The next prime is 2120143. The reversal of 2120124 is 4210212.

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

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 176677 = 2120124 / (2 + 1 + 2 + 0 + 1 + 2 + 4).

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, 88327 + ... + 88350.

22120124 is an apocalyptic number.

It is an amenable number.

2120124 is an abundant number, since it is smaller than the sum of its proper divisors (2826860).

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

2120124 is a wasteful number, since it uses less digits than its factorization.

2120124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176684 (or 176682 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2120124 is about 1456.0645590083. The cubic root of 2120124 is about 128.4656703502.

Adding to 2120124 its reverse (4210212), we get a palindrome (6330336).

The spelling of 2120124 in words is "two million, one hundred twenty thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 176677 353354 530031 706708 1060062 2120124