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30037080 = 23352310883
BaseRepresentation
bin111001010010…
…1010001011000
32002112001010110
41302211101120
530142141310
62551444320
7513211443
oct162452130
962461113
1030037080
1115a56337
12a0866a0
1362b8b28
143dbc65a
152984d20
hex1ca5458

30037080 has 64 divisors (see below), whose sum is σ = 94037760. Its totient is φ = 7660928.

The previous prime is 30037067. The next prime is 30037093. The reversal of 30037080 is 8073003.

It is an interprime number because it is at equal distance from previous prime (30037067) and next prime (30037093).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2682 + ... + 8201.

It is an arithmetic number, because the mean of its divisors is an integer number (1469340).

Almost surely, 230037080 is an apocalyptic number.

30037080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30037080 is an abundant number, since it is smaller than the sum of its proper divisors (64000680).

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

30037080 is a wasteful number, since it uses less digits than its factorization.

30037080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10920 (or 10916 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 30037080 is about 5480.6094551610. The cubic root of 30037080 is about 310.8512158674.

The spelling of 30037080 in words is "thirty million, thirty-seven thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 23 24 30 40 46 60 69 92 115 120 138 184 230 276 345 460 552 690 920 1380 2760 10883 21766 32649 43532 54415 65298 87064 108830 130596 163245 217660 250309 261192 326490 435320 500618 652980 750927 1001236 1251545 1305960 1501854 2002472 2503090 3003708 3754635 5006180 6007416 7509270 10012360 15018540 30037080