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28014830000 = 24542801483
BaseRepresentation
bin11010000101110100…
…000110000110110000
32200022101211211002022
4122011310012012300
5424333244030000
620511515011012
72011143061133
oct320564060660
980271754068
1028014830000
1110976706473
12551a139a68
132846010bb1
1414da93021a
15ade6e5585
hex685d061b0

28014830000 has 50 divisors (see below), whose sum is σ = 67826729124. Its totient is φ = 11205928000.

The previous prime is 28014829967. The next prime is 28014830027. The reversal of 28014830000 is 3841082.

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1390742 + ... + 1410741.

Almost surely, 228014830000 is an apocalyptic number.

28014830000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28014830000 is an abundant number, since it is smaller than the sum of its proper divisors (39811899124).

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

28014830000 is an equidigital number, since it uses as much as digits as its factorization.

28014830000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801511 (or 2801490 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

The spelling of 28014830000 in words is "twenty-eight billion, fourteen million, eight hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 2801483 5602966 11205932 14007415 22411864 28014830 44823728 56029660 70037075 112059320 140074150 224118640 280148300 350185375 560296600 700370750 1120593200 1400741500 1750926875 2801483000 3501853750 5602966000 7003707500 14007415000 28014830000