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8305052 = 2271967233
BaseRepresentation
bin11111101011100110011100
3120121221101112
4133223212130
54111230202
6454001152
7130406660
oct37534634
916557345
108305052
114762788
1229461b8
13194a242
1411628a0
15ae0b52
hex7eb99c

8305052 has 48 divisors (see below), whose sum is σ = 17821440. Its totient is φ = 3307392.

The previous prime is 8305051. The next prime is 8305081. The reversal of 8305052 is 2505038.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8305051) 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, 35528 + ... + 35760.

It is an arithmetic number, because the mean of its divisors is an integer number (371280).

Almost surely, 28305052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8305052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8910720).

8305052 is an abundant number, since it is smaller than the sum of its proper divisors (9516388).

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

8305052 is a wasteful number, since it uses less digits than its factorization.

8305052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 8305052 is about 2881.8487121985. The cubic root of 8305052 is about 202.5104561994.

The spelling of 8305052 in words is "eight million, three hundred five thousand, fifty-two".

Divisors: 1 2 4 7 14 19 28 38 67 76 133 134 233 266 268 466 469 532 932 938 1273 1631 1876 2546 3262 4427 5092 6524 8854 8911 15611 17708 17822 30989 31222 35644 61978 62444 109277 123956 218554 296609 437108 593218 1186436 2076263 4152526 8305052