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319892055 = 3573046591
BaseRepresentation
bin10011000100010…
…010101001010111
3211021221012101220
4103010102221113
51123343021210
651424221423
710633015620
oct2304225127
9737835356
10319892055
111546306aa
128b16a873
1351374052
14306b0a47
151d13cc70
hex13112a57

319892055 has 16 divisors (see below), whose sum is σ = 584945664. Its totient is φ = 146236320.

The previous prime is 319892029. The next prime is 319892057. The reversal of 319892055 is 550298913.

It is not a de Polignac number, because 319892055 - 27 = 319891927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 319891998 and 319892016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (319892057) by changing a digit.

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, 1523191 + ... + 1523400.

It is an arithmetic number, because the mean of its divisors is an integer number (36559104).

Almost surely, 2319892055 is an apocalyptic number.

319892055 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

319892055 is a deficient number, since it is larger than the sum of its proper divisors (265053609).

319892055 is a wasteful number, since it uses less digits than its factorization.

319892055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046606.

The product of its (nonzero) digits is 97200, while the sum is 42.

The square root of 319892055 is about 17885.5264110397. The cubic root of 319892055 is about 683.9134602905.

The spelling of 319892055 in words is "three hundred nineteen million, eight hundred ninety-two thousand, fifty-five".

Divisors: 1 3 5 7 15 21 35 105 3046591 9139773 15232955 21326137 45698865 63978411 106630685 319892055