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190479379982 = 2197627177093
BaseRepresentation
bin1011000101100101110…
…1001010111000001110
3200012122211120002002012
42301121131022320032
511110100210124412
6223301030101222
716522154005223
oct2613135127016
9605584502065
10190479379982
117386670a4a1
1230abb1aa812
1314c67a473c8
14930d8a794a
154e4c709c22
hex2c5974ae0e

190479379982 has 16 divisors (see below), whose sum is σ = 287218939392. Its totient is φ = 94739900640.

The previous prime is 190479379957. The next prime is 190479379991. The reversal of 190479379982 is 289973974091.

190479379982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2432228 + ... + 2509320.

It is an arithmetic number, because the mean of its divisors is an integer number (17951183712).

Almost surely, 2190479379982 is an apocalyptic number.

190479379982 is a deficient number, since it is larger than the sum of its proper divisors (96739559410).

190479379982 is a wasteful number, since it uses less digits than its factorization.

190479379982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83563.

The product of its (nonzero) digits is 61725888, while the sum is 68.

The spelling of 190479379982 in words is "one hundred ninety billion, four hundred seventy-nine million, three hundred seventy-nine thousand, nine hundred eighty-two".

Divisors: 1 2 197 394 6271 12542 77093 154186 1235387 2470774 15187321 30374642 483450203 966900406 95239689991 190479379982