Search a number
-
+
4948240 = 245115623
BaseRepresentation
bin10010111000000100010000
3100022101201011
4102320010100
52231320430
6254020304
760026233
oct22700420
910271634
104948240
11287a760
1217a7694
13104336b
1492b41a
1567b22a
hex4b8110

4948240 has 40 divisors (see below), whose sum is σ = 12552768. Its totient is φ = 1799040.

The previous prime is 4948231. The next prime is 4948247. The reversal of 4948240 is 428494.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4948247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1932 + ... + 3691.

Almost surely, 24948240 is an apocalyptic number.

4948240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4948240 is an abundant number, since it is smaller than the sum of its proper divisors (7604528).

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

4948240 is a wasteful number, since it uses less digits than its factorization.

4948240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5647 (or 5641 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 4948240 is about 2224.4639803782. The cubic root of 4948240 is about 170.4054910909.

The spelling of 4948240 in words is "four million, nine hundred forty-eight thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 11 16 20 22 40 44 55 80 88 110 176 220 440 880 5623 11246 22492 28115 44984 56230 61853 89968 112460 123706 224920 247412 309265 449840 494824 618530 989648 1237060 2474120 4948240