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6890219050170 = 235509451225871
BaseRepresentation
bin110010001000100000100…
…0011110001010010111010
3220101200212012201220100110
41210101001003301102322
51400342132034101140
622353153430445150
71310542023406041
oct144210103612272
926350765656313
106890219050170
112217142031935
129334545037b6
133ac98b625a11
1419b6ba193558
15be36c975380
hex644410f14ba

6890219050170 has 32 divisors (see below), whose sum is σ = 16569014019840. Its totient is φ = 1833781935680.

The previous prime is 6890219050151. The next prime is 6890219050193. The reversal of 6890219050170 is 710509120986.

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, 225597666 + ... + 225628205.

It is an arithmetic number, because the mean of its divisors is an integer number (517781688120).

Almost surely, 26890219050170 is an apocalyptic number.

6890219050170 is an abundant number, since it is smaller than the sum of its proper divisors (9678794969670).

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

6890219050170 is a wasteful number, since it uses less digits than its factorization.

6890219050170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451226390.

The product of its (nonzero) digits is 272160, while the sum is 48.

The spelling of 6890219050170 in words is "six trillion, eight hundred ninety billion, two hundred nineteen million, fifty thousand, one hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 509 1018 1527 2545 3054 5090 7635 15270 451225871 902451742 1353677613 2256129355 2707355226 4512258710 6768388065 13536776130 229673968339 459347936678 689021905017 1148369841695 1378043810034 2296739683390 3445109525085 6890219050170