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2141180 = 225151709
BaseRepresentation
bin1000001010101111111100
311000210010222
420022233330
51022004210
6113520512
724125336
oct10125774
94023128
102141180
111232778
12873138
1359c792
143da456
152c4655
hex20abfc

2141180 has 24 divisors (see below), whose sum is σ = 4532640. Its totient is φ = 849600.

The previous prime is 2141159. The next prime is 2141189. The reversal of 2141180 is 811412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141189) 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, 2666 + ... + 3374.

It is an arithmetic number, because the mean of its divisors is an integer number (188860).

22141180 is an apocalyptic number.

2141180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2141180 is an abundant number, since it is smaller than the sum of its proper divisors (2391460).

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

2141180 is a wasteful number, since it uses less digits than its factorization.

2141180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869 (or 867 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

The square root of 2141180 is about 1463.2771439478. The cubic root of 2141180 is about 128.8895555301.

Adding to 2141180 its reverse (811412), we get a palindrome (2952592).

The spelling of 2141180 in words is "two million, one hundred forty-one thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 151 302 604 709 755 1418 1510 2836 3020 3545 7090 14180 107059 214118 428236 535295 1070590 2141180