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2485887 = 31137333
BaseRepresentation
bin1001011110111001111111
311200021222220
421132321333
51114022022
6125140423
730062325
oct11367177
94607886
102485887
111448758
129ba713
13690651
14489d15
1534185c
hex25ee7f

2485887 has 8 divisors (see below), whose sum is σ = 3344304. Its totient is φ = 1642368.

The previous prime is 2485867. The next prime is 2485897. The reversal of 2485887 is 7885842.

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

It is not a de Polignac number, because 2485887 - 27 = 2485759 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2485807) 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, 3328 + ... + 4005.

It is an arithmetic number, because the mean of its divisors is an integer number (418038).

22485887 is an apocalyptic number.

2485887 is a deficient number, since it is larger than the sum of its proper divisors (858417).

2485887 is a wasteful number, since it uses less digits than its factorization.

2485887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7449.

The product of its digits is 143360, while the sum is 42.

The square root of 2485887 is about 1576.6695912587. The cubic root of 2485887 is about 135.4650082345.

The spelling of 2485887 in words is "two million, four hundred eighty-five thousand, eight hundred eighty-seven".

Divisors: 1 3 113 339 7333 21999 828629 2485887