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6828903172 = 2271321378779
BaseRepresentation
bin1100101110000100…
…01100101100000100
3122121220210020001201
412113002030230010
5102441144400142
63045343032244
7331140501460
oct62702145404
918556706051
106828903172
112994813033
1213a6b9b684
1384aa2b610
1448ad3d4a0
1529e7bdab7
hex19708cb04

6828903172 has 48 divisors (see below), whose sum is σ = 14716965760. Its totient is φ = 2699972352.

The previous prime is 6828903167. The next prime is 6828903181. The reversal of 6828903172 is 2713098286.

It is a super-3 number, since 3×68289031723 (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 773479 + ... + 782257.

Almost surely, 26828903172 is an apocalyptic number.

It is an amenable number.

6828903172 is an abundant number, since it is smaller than the sum of its proper divisors (7888062588).

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

6828903172 is a wasteful number, since it uses less digits than its factorization.

6828903172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10940 (or 10938 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 6828903172 is about 82637.1779043791. The cubic root of 6828903172 is about 1897.2169015166.

The spelling of 6828903172 in words is "six billion, eight hundred twenty-eight million, nine hundred three thousand, one hundred seventy-two".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 2137 4274 8548 8779 14959 17558 27781 29918 35116 55562 59836 61453 111124 114127 122906 194467 228254 245812 388934 456508 777868 798889 1597778 3195556 18760723 37521446 75042892 131325061 243889399 262650122 487778798 525300244 975557596 1707225793 3414451586 6828903172