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2140590 = 23571353
BaseRepresentation
bin1000001010100110101110
311000202100010
420022212232
51021444330
6113514050
724123534
oct10124656
94022303
102140590
111232291
12872926
1359c42a
143da154
152c43b0
hex20a9ae

2140590 has 16 divisors (see below), whose sum is σ = 5137488. Its totient is φ = 570816.

The previous prime is 2140573. The next prime is 2140591. The reversal of 2140590 is 950412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140591) 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, 35647 + ... + 35706.

It is an arithmetic number, because the mean of its divisors is an integer number (321093).

22140590 is an apocalyptic number.

2140590 is an abundant number, since it is smaller than the sum of its proper divisors (2996898).

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

2140590 is a wasteful number, since it uses less digits than its factorization.

2140590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71363.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2140590 is about 1463.0755277839. The cubic root of 2140590 is about 128.8777159800.

The spelling of 2140590 in words is "two million, one hundred forty thousand, five hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 71353 142706 214059 356765 428118 713530 1070295 2140590