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8049925 = 5213173147
BaseRepresentation
bin11110101101010100000101
3120010222102101
4132231110011
54030044200
6444312101
7125265112
oct36552405
916128371
108049925
1145a9034
122842631
13188b090
1410d7909
15a9026a
hex7ad505

8049925 has 48 divisors (see below), whose sum is σ = 11999232. Its totient is φ = 5299200.

The previous prime is 8049913. The next prime is 8049947. The reversal of 8049925 is 5299408.

8049925 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8049925 - 29 = 8049413 is a prime.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 171252 + ... + 171298.

It is an arithmetic number, because the mean of its divisors is an integer number (249984).

Almost surely, 28049925 is an apocalyptic number.

8049925 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8049925 is a deficient number, since it is larger than the sum of its proper divisors (3949307).

8049925 is a wasteful number, since it uses less digits than its factorization.

8049925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 8049925 is about 2837.2389747781. The cubic root of 8049925 is about 200.4151792014.

It can be divided in two parts, 80 and 49925, that added together give a palindrome (50005).

The spelling of 8049925 in words is "eight million, forty-nine thousand, nine hundred twenty-five".

Divisors: 1 5 13 17 25 31 47 65 85 155 221 235 325 403 425 527 611 775 799 1105 1175 1457 2015 2635 3055 3995 5525 6851 7285 10075 10387 13175 15275 18941 19975 24769 34255 36425 51935 94705 123845 171275 259675 321997 473525 619225 1609985 8049925