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2134180 = 225176277
BaseRepresentation
bin1000001001000010100100
311000102112201
420021002210
51021243210
6113424244
724066046
oct10110244
94012481
102134180
111228494
1286b084
13599539
143d7a96
152c253a
hex2090a4

2134180 has 24 divisors (see below), whose sum is σ = 4746168. Its totient is φ = 803328.

The previous prime is 2134157. The next prime is 2134183. The reversal of 2134180 is 814312.

It can be written as a sum of positive squares in 4 ways, for example, as 1069156 + 1065024 = 1034^2 + 1032^2 .

It is not an unprimeable number, because it can be changed into a prime (2134183) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2799 + ... + 3478.

It is an arithmetic number, because the mean of its divisors is an integer number (197757).

22134180 is an apocalyptic number.

2134180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134180 is an abundant number, since it is smaller than the sum of its proper divisors (2611988).

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

2134180 is a wasteful number, since it uses less digits than its factorization.

2134180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6303 (or 6301 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2134180 is about 1460.8832944489. The cubic root of 2134180 is about 128.7489458549.

Adding to 2134180 its reverse (814312), we get a palindrome (2948492).

The spelling of 2134180 in words is "two million, one hundred thirty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 6277 12554 25108 31385 62770 106709 125540 213418 426836 533545 1067090 2134180