Search a number
-
+
2708965 = 57211057
BaseRepresentation
bin1010010101010111100101
312002122000001
422111113211
51143141330
6134021301
732011600
oct12252745
95078001
102708965
111590316
12aa7831
1373b04c
14507337
153879ca
hex2955e5

2708965 has 12 divisors (see below), whose sum is σ = 3781836. Its totient is φ = 1857408.

The previous prime is 2708941. The next prime is 2708983. The reversal of 2708965 is 5698072.

It can be written as a sum of positive squares in 2 ways, for example, as 729316 + 1979649 = 854^2 + 1407^2 .

It is not a de Polignac number, because 2708965 - 27 = 2708837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5284 + ... + 5773.

It is an arithmetic number, because the mean of its divisors is an integer number (315153).

22708965 is an apocalyptic number.

It is an amenable number.

2708965 is a deficient number, since it is larger than the sum of its proper divisors (1072871).

2708965 is a wasteful number, since it uses less digits than its factorization.

2708965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11076 (or 11069 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2708965 is about 1645.8933744323. The cubic root of 2708965 is about 139.4016126865.

The spelling of 2708965 in words is "two million, seven hundred eight thousand, nine hundred sixty-five".

Divisors: 1 5 7 35 49 245 11057 55285 77399 386995 541793 2708965