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4872087 = 3211291697
BaseRepresentation
bin10010100101011110010111
3100011112020200
4102211132113
52221401322
6252231543
756261223
oct22453627
910145220
104872087
112828520
12176b5b3
1310177bc
1490b783
156638ac
hex4a5797

4872087 has 24 divisors (see below), whose sum is σ = 7946640. Its totient is φ = 2849280.

The previous prime is 4872083. The next prime is 4872097. The reversal of 4872087 is 7802784.

It is not a de Polignac number, because 4872087 - 22 = 4872083 is a prime.

It is an Ulam number.

4872087 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4872083) 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 23 ways as a sum of consecutive naturals, for example, 2023 + ... + 3719.

It is an arithmetic number, because the mean of its divisors is an integer number (331110).

Almost surely, 24872087 is an apocalyptic number.

4872087 is a deficient number, since it is larger than the sum of its proper divisors (3074553).

4872087 is a wasteful number, since it uses less digits than its factorization.

4872087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1743 (or 1740 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 4872087 is about 2207.2804534087. The cubic root of 4872087 is about 169.5267924338.

The spelling of 4872087 in words is "four million, eight hundred seventy-two thousand, eighty-seven".

Divisors: 1 3 9 11 29 33 87 99 261 319 957 1697 2871 5091 15273 18667 49213 56001 147639 168003 442917 541343 1624029 4872087