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2130232 = 231320483
BaseRepresentation
bin1000001000000100111000
311000020010111
420020010320
51021131412
6113354104
724051406
oct10100470
94006114
102130232
111225525
12868934
135977c0
143d6476
152c12a7
hex208138

2130232 has 16 divisors (see below), whose sum is σ = 4301640. Its totient is φ = 983136.

The previous prime is 2130209. The next prime is 2130239. The reversal of 2130232 is 2320312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130239) 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, 10138 + ... + 10345.

22130232 is an apocalyptic number.

It is an amenable number.

2130232 is an abundant number, since it is smaller than the sum of its proper divisors (2171408).

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

2130232 is a wasteful number, since it uses less digits than its factorization.

2130232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20502 (or 20498 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 2130232 is about 1459.5314316588. The cubic root of 2130232 is about 128.6695063521.

Adding to 2130232 its reverse (2320312), we get a palindrome (4450544).

The spelling of 2130232 in words is "two million, one hundred thirty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 13 26 52 104 20483 40966 81932 163864 266279 532558 1065116 2130232