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4851225 = 33527187
BaseRepresentation
bin10010100000011000011001
3100010110122000
4102200120121
52220214400
6251551213
756143341
oct22403031
910113560
104851225
112813885
12175b509
13100b162
14903d21
1565c600
hex4a0619

4851225 has 24 divisors (see below), whose sum is σ = 8913120. Its totient is φ = 2586960.

The previous prime is 4851211. The next prime is 4851227. The reversal of 4851225 is 5221584.

It is a happy number.

It is not a de Polignac number, because 4851225 - 25 = 4851193 is a prime.

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

It is a d-powerful number, because it can be written as 45 + 86 + 55 + 1 + 2 + 222 + 58 .

It is not an unprimeable number, because it can be changed into a prime (4851227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2919 + ... + 4268.

It is an arithmetic number, because the mean of its divisors is an integer number (371380).

Almost surely, 24851225 is an apocalyptic number.

4851225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4851225 is a deficient number, since it is larger than the sum of its proper divisors (4061895).

4851225 is a wasteful number, since it uses less digits than its factorization.

4851225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7206 (or 7195 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

The square root of 4851225 is about 2202.5496589180. The cubic root of 4851225 is about 169.2844782110.

The spelling of 4851225 in words is "four million, eight hundred fifty-one thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 25 27 45 75 135 225 675 7187 21561 35935 64683 107805 179675 194049 323415 539025 970245 1617075 4851225