Search a number
-
+
2087473 = 19181607
BaseRepresentation
bin111111101101000110001
310221001110211
413331220301
51013244343
6112424121
723512633
oct7755061
93831424
102087473
1111a6393
12848041
135811bb
143c4a53
152b379d
hex1fda31

2087473 has 8 divisors (see below), whose sum is σ = 2213120. Its totient is φ = 1963440.

The previous prime is 2087467. The next prime is 2087483. The reversal of 2087473 is 3747802.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2087473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2087443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3136 + ... + 3742.

It is an arithmetic number, because the mean of its divisors is an integer number (276640).

22087473 is an apocalyptic number.

It is an amenable number.

2087473 is a deficient number, since it is larger than the sum of its proper divisors (125647).

2087473 is a wasteful number, since it uses less digits than its factorization.

2087473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 2087473 is about 1444.8089839145. The cubic root of 2087473 is about 127.8027765133.

The spelling of 2087473 in words is "two million, eighty-seven thousand, four hundred seventy-three".

Divisors: 1 19 181 607 3439 11533 109867 2087473