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2119180 = 225715137
BaseRepresentation
bin1000000101011000001100
310222122222011
420011120030
51020303210
6113231004
724004240
oct10053014
93878864
102119180
111218198
12862464
1359276b
143d2420
152bcd8a
hex20560c

2119180 has 24 divisors (see below), whose sum is σ = 5086368. Its totient is φ = 726528.

The previous prime is 2119171. The next prime is 2119189. The reversal of 2119180 is 819112.

It is an interprime number because it is at equal distance from previous prime (2119171) and next prime (2119189).

It is not an unprimeable number, because it can be changed into a prime (2119189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7429 + ... + 7708.

It is an arithmetic number, because the mean of its divisors is an integer number (211932).

22119180 is an apocalyptic number.

2119180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2119180 is an abundant number, since it is smaller than the sum of its proper divisors (2967188).

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

2119180 is a wasteful number, since it uses less digits than its factorization.

2119180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15153 (or 15151 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 2119180 is about 1455.7403614656. The cubic root of 2119180 is about 128.4466007743.

The spelling of 2119180 in words is "two million, one hundred nineteen thousand, one hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 15137 30274 60548 75685 105959 151370 211918 302740 423836 529795 1059590 2119180