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8049258 = 2327193331
BaseRepresentation
bin11110101101001001101010
3120010221111200
4132231021222
54030034013
6444305030
7125263140
oct36551152
916127450
108049258
1145a8588
122842176
13188a999
1410d7590
15a8ee73
hex7ad26a

8049258 has 48 divisors (see below), whose sum is σ = 20095296. Its totient is φ = 2280960.

The previous prime is 8049253. The next prime is 8049259. The reversal of 8049258 is 8529408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8049253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24153 + ... + 24483.

It is an arithmetic number, because the mean of its divisors is an integer number (418652).

Almost surely, 28049258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8049258, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10047648).

8049258 is an abundant number, since it is smaller than the sum of its proper divisors (12046038).

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

8049258 is a wasteful number, since it uses less digits than its factorization.

8049258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 8049258 is about 2837.1214284905. The cubic root of 8049258 is about 200.4096437206.

The spelling of 8049258 in words is "eight million, forty-nine thousand, two hundred fifty-eight".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 193 331 386 579 662 993 1158 1351 1737 1986 2317 2702 2979 3474 4053 4634 5958 6951 8106 12159 13902 20853 24318 41706 63883 127766 191649 383298 447181 574947 894362 1149894 1341543 2683086 4024629 8049258