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6330021080 = 2355313921481
BaseRepresentation
bin1011110010100110…
…00111010011011000
3121100011001101111012
411321103013103120
5100430441133310
62524042153052
7312602201645
oct57123072330
917304041435
106330021080
11275914a589
121287ab2788
1379b578306
14440998dcc
15270ac6c05
hex1794c74d8

6330021080 has 64 divisors (see below), whose sum is σ = 14616352800. Its totient is φ = 2466247680.

The previous prime is 6330021073. The next prime is 6330021091. The reversal of 6330021080 is 801200336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283940 + ... + 305420.

Almost surely, 26330021080 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 6330021080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7308176400).

6330021080 is an abundant number, since it is smaller than the sum of its proper divisors (8286331720).

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

6330021080 is a wasteful number, since it uses less digits than its factorization.

6330021080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21684 (or 21680 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 6330021080 is about 79561.4296000267. The cubic root of 6330021080 is about 1849.8437735132.

The spelling of 6330021080 in words is "six billion, three hundred thirty million, twenty-one thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 53 106 139 212 265 278 424 530 556 695 1060 1112 1390 2120 2780 5560 7367 14734 21481 29468 36835 42962 58936 73670 85924 107405 147340 171848 214810 294680 429620 859240 1138493 2276986 2985859 4553972 5692465 5971718 9107944 11384930 11943436 14929295 22769860 23886872 29858590 45539720 59717180 119434360 158250527 316501054 633002108 791252635 1266004216 1582505270 3165010540 6330021080