Search a number
-
+
4928049 = 3271923179
BaseRepresentation
bin10010110011001000110001
3100021101000100
4102303020301
52230144144
6253343013
756613330
oct22631061
910241010
104928049
112866575
121797a69
131037109
14923d17
15675269
hex4b3231

4928049 has 48 divisors (see below), whose sum is σ = 8985600. Its totient is φ = 2537568.

The previous prime is 4928029. The next prime is 4928069. The reversal of 4928049 is 9408294.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4928029) and next prime (4928069).

It is not a de Polignac number, because 4928049 - 27 = 4927921 is a prime.

4928049 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4928029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27442 + ... + 27620.

It is an arithmetic number, because the mean of its divisors is an integer number (187200).

Almost surely, 24928049 is an apocalyptic number.

It is an amenable number.

4928049 is a deficient number, since it is larger than the sum of its proper divisors (4057551).

4928049 is a wasteful number, since it uses less digits than its factorization.

4928049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 4928049 is about 2219.9209445383. The cubic root of 4928049 is about 170.1733986225.

It can be divided in two parts, 492804 and 9, that multiplied together give a square (4435236 = 21062).

The spelling of 4928049 in words is "four million, nine hundred twenty-eight thousand, forty-nine".

Divisors: 1 3 7 9 19 21 23 57 63 69 133 161 171 179 207 399 437 483 537 1197 1253 1311 1449 1611 3059 3401 3759 3933 4117 9177 10203 11277 12351 23807 27531 28819 30609 37053 71421 78223 86457 214263 234669 259371 547561 704007 1642683 4928049