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3030080 = 26517557
BaseRepresentation
bin1011100011110001000000
312200221111012
423203301000
51233430310
6144540052
734520024
oct13436100
95627435
103030080
11178a5a9
121021628
13821261
1458c384
153ecc05
hex2e3c40

3030080 has 56 divisors (see below), whose sum is σ = 7653528. Its totient is φ = 1138688.

The previous prime is 3030047. The next prime is 3030107. The reversal of 3030080 is 800303.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 153664 + 2876416 = 392^2 + 1696^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5162 + ... + 5718.

Almost surely, 23030080 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 3030080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3826764).

3030080 is an abundant number, since it is smaller than the sum of its proper divisors (4623448).

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

3030080 is a wasteful number, since it uses less digits than its factorization.

3030080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591 (or 581 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 3030080 is about 1740.7124978008. The cubic root of 3030080 is about 144.7053867442.

Adding to 3030080 its reverse (800303), we get a palindrome (3830383).

The spelling of 3030080 in words is "three million, thirty thousand, eighty".

Divisors: 1 2 4 5 8 10 16 17 20 32 34 40 64 68 80 85 136 160 170 272 320 340 544 557 680 1088 1114 1360 2228 2720 2785 4456 5440 5570 8912 9469 11140 17824 18938 22280 35648 37876 44560 47345 75752 89120 94690 151504 178240 189380 303008 378760 606016 757520 1515040 3030080