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2140995 = 35142733
BaseRepresentation
bin1000001010101101000011
311000202220010
420022231003
51022002440
6113520003
724124653
oct10125503
94022803
102140995
11123261a
12873003
1359c67c
143da363
152c4580
hex20ab43

2140995 has 8 divisors (see below), whose sum is σ = 3425616. Its totient is φ = 1141856.

The previous prime is 2140993. The next prime is 2141033. The reversal of 2140995 is 5990412.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2140995 - 21 = 2140993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2140993) 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, 71352 + ... + 71381.

It is an arithmetic number, because the mean of its divisors is an integer number (428202).

22140995 is an apocalyptic number.

2140995 is a deficient number, since it is larger than the sum of its proper divisors (1284621).

2140995 is a wasteful number, since it uses less digits than its factorization.

2140995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142741.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 2140995 is about 1463.2139283099. The cubic root of 2140995 is about 128.8858433629.

The spelling of 2140995 in words is "two million, one hundred forty thousand, nine hundred ninety-five".

Divisors: 1 3 5 15 142733 428199 713665 2140995