Search a number
-
+
2872983 = 31756333
BaseRepresentation
bin1010111101011010010111
312101221222210
422331122113
51213413413
6141324503
733264021
oct12753227
95357883
102872983
111692573
12b66733
137978b9
1454b011
153bb3c3
hex2bd697

2872983 has 8 divisors (see below), whose sum is σ = 4056048. Its totient is φ = 1802624.

The previous prime is 2872981. The next prime is 2872997. The reversal of 2872983 is 3892782.

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 2872983 - 21 = 2872981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2872981) 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, 28116 + ... + 28217.

It is an arithmetic number, because the mean of its divisors is an integer number (507006).

22872983 is an apocalyptic number.

2872983 is a deficient number, since it is larger than the sum of its proper divisors (1183065).

2872983 is a wasteful number, since it uses less digits than its factorization.

2872983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56353.

The product of its digits is 48384, while the sum is 39.

The square root of 2872983 is about 1694.9876105742. The cubic root of 2872983 is about 142.1600885773.

The spelling of 2872983 in words is "two million, eight hundred seventy-two thousand, nine hundred eighty-three".

Divisors: 1 3 17 51 56333 168999 957661 2872983