Base | Representation |
---|---|
bin | 111001010010… |
… | …1010001011000 |
3 | 2002112001010110 |
4 | 1302211101120 |
5 | 30142141310 |
6 | 2551444320 |
7 | 513211443 |
oct | 162452130 |
9 | 62461113 |
10 | 30037080 |
11 | 15a56337 |
12 | a0866a0 |
13 | 62b8b28 |
14 | 3dbc65a |
15 | 2984d20 |
hex | 1ca5458 |
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".
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