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30068325 = 32527171123
BaseRepresentation
bin111001010110…
…0111001100101
32002120121222200
41302230321211
530144141300
62552245113
7513401520
oct162547145
962517880
1030068325
1115a77861
12a0a0799
1362ca111
143dc9bb7
15298e200
hex1cace65

30068325 has 72 divisors (see below), whose sum is σ = 65227968. Its totient is φ = 12925440.

The previous prime is 30068321. The next prime is 30068329. The reversal of 30068325 is 52386003.

It is an interprime number because it is at equal distance from previous prime (30068321) and next prime (30068329).

It is not a de Polignac number, because 30068325 - 22 = 30068321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30068321) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 26214 + ... + 27336.

It is an arithmetic number, because the mean of its divisors is an integer number (905944).

Almost surely, 230068325 is an apocalyptic number.

30068325 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30068325 is an abundant number, since it is smaller than the sum of its proper divisors (35159643).

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

30068325 is a wasteful number, since it uses less digits than its factorization.

30068325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163 (or 1155 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 30068325 is about 5483.4592184131. The cubic root of 30068325 is about 310.9589624757.

The spelling of 30068325 in words is "thirty million, sixty-eight thousand, three hundred twenty-five".

Divisors: 1 3 5 7 9 15 17 21 25 35 45 51 63 75 85 105 119 153 175 225 255 315 357 425 525 595 765 1071 1123 1275 1575 1785 2975 3369 3825 5355 5615 7861 8925 10107 16845 19091 23583 26775 28075 39305 50535 57273 70749 84225 95455 117915 133637 171819 196525 252675 286365 353745 400911 477275 589575 668185 859095 1202733 1431825 1768725 2004555 3340925 4295475 6013665 10022775 30068325