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2087133 = 33718803
BaseRepresentation
bin111111101100011011101
310221001000020
413331203131
51013242013
6112422353
723511636
oct7754335
93831006
102087133
1111a6104
128479b9
13580cb9
143c488d
152b3623
hex1fd8dd

2087133 has 8 divisors (see below), whose sum is σ = 2858208. Its totient is φ = 1353744.

The previous prime is 2087123. The next prime is 2087147. The reversal of 2087133 is 3317802.

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

It is not a de Polignac number, because 2087133 - 26 = 2087069 is a prime.

It is a super-2 number, since 2×20871332 = 8712248319378, which contains 22 as substring.

2087133 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2087123) 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, 9291 + ... + 9512.

It is an arithmetic number, because the mean of its divisors is an integer number (357276).

22087133 is an apocalyptic number.

It is an amenable number.

2087133 is a deficient number, since it is larger than the sum of its proper divisors (771075).

2087133 is a wasteful number, since it uses less digits than its factorization.

2087133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18843.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2087133 is about 1444.6913165102. The cubic root of 2087133 is about 127.7958374530.

It can be divided in two parts, 20 and 87133, that added together give a triangular number (87153 = T417).

The spelling of 2087133 in words is "two million, eighty-seven thousand, one hundred thirty-three".

Divisors: 1 3 37 111 18803 56409 695711 2087133