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2130132 = 223177511
BaseRepresentation
bin1000001000000011010100
311000012222210
420020003110
51021131012
6113353420
724051204
oct10100324
94005883
102130132
111225444
12868870
13597744
143d6404
152c123c
hex2080d4

2130132 has 12 divisors (see below), whose sum is σ = 4970336. Its totient is φ = 710040.

The previous prime is 2130101. The next prime is 2130133. The reversal of 2130132 is 2310312.

It is a happy number.

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: 177511 = 2130132 / (2 + 1 + 3 + 0 + 1 + 3 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130133) 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, 88744 + ... + 88767.

22130132 is an apocalyptic number.

It is an amenable number.

2130132 is an abundant number, since it is smaller than the sum of its proper divisors (2840204).

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

2130132 is a wasteful number, since it uses less digits than its factorization.

2130132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177518 (or 177516 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2130132 is about 1459.4971736869. The cubic root of 2130132 is about 128.6674929326.

Adding to 2130132 its reverse (2310312), we get a palindrome (4440444).

The spelling of 2130132 in words is "two million, one hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 177511 355022 532533 710044 1065066 2130132