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BaseRepresentation
bin1000001000000011011110
311000020000011
420020003132
51021131032
6113353434
724051220
oct10100336
94006004
102130142
111225453
1286887a
13597751
143d6410
152c1247
hex2080de

2130142 has 16 divisors (see below), whose sum is σ = 3704832. Its totient is φ = 899640.

The previous prime is 2130133. The next prime is 2130169. The reversal of 2130142 is 2410312.

2130142 is nontrivially palindromic in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78 + ... + 2065.

It is an arithmetic number, because the mean of its divisors is an integer number (231552).

22130142 is an apocalyptic number.

2130142 is a deficient number, since it is larger than the sum of its proper divisors (1574690).

2130142 is a wasteful number, since it uses less digits than its factorization.

2130142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2130142 is about 1459.5005995203. The cubic root of 2130142 is about 128.6676942774.

Adding to 2130142 its reverse (2410312), we get a palindrome (4540454).

The spelling of 2130142 in words is "two million, one hundred thirty thousand, one hundred forty-two".