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4781241 = 33612903
BaseRepresentation
bin10010001111010010111001
322222220122000
4102033102321
52210444431
6250251213
755432323
oct22172271
98886560
104781241
112776243
121726b09
13cb534a
148c6613
156469e6
hex48f4b9

4781241 has 16 divisors (see below), whose sum is σ = 7201920. Its totient is φ = 3134160.

The previous prime is 4781237. The next prime is 4781243. The reversal of 4781241 is 1421874.

4781241 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4781241 - 22 = 4781237 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

4781241 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4781243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196 + ... + 3098.

It is an arithmetic number, because the mean of its divisors is an integer number (450120).

Almost surely, 24781241 is an apocalyptic number.

It is an amenable number.

4781241 is a deficient number, since it is larger than the sum of its proper divisors (2420679).

4781241 is a wasteful number, since it uses less digits than its factorization.

4781241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2973 (or 2967 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 4781241 is about 2186.6049025830. The cubic root of 4781241 is about 168.4664968155.

The spelling of 4781241 in words is "four million, seven hundred eighty-one thousand, two hundred forty-one".

Divisors: 1 3 9 27 61 183 549 1647 2903 8709 26127 78381 177083 531249 1593747 4781241