Search a number
-
+
2740908 = 223228409
BaseRepresentation
bin1010011101001010101100
312011020211010
422131022230
51200202113
6134425220
732203662
oct12351254
95136733
102740908
111602315
12b02210
1374c751
14514c32
153921c3
hex29d2ac

2740908 has 12 divisors (see below), whose sum is σ = 6395480. Its totient is φ = 913632.

The previous prime is 2740889. The next prime is 2740919. The reversal of 2740908 is 8090472.

2740908 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114193 + ... + 114216.

22740908 is an apocalyptic number.

It is an amenable number.

2740908 is an abundant number, since it is smaller than the sum of its proper divisors (3654572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2740908 is a wasteful number, since it uses less digits than its factorization.

2740908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228416 (or 228414 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2740908 is about 1655.5687844363. The cubic root of 2740908 is about 139.9473952023.

The spelling of 2740908 in words is "two million, seven hundred forty thousand, nine hundred eight".

Divisors: 1 2 3 4 6 12 228409 456818 685227 913636 1370454 2740908