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3869792054 = 219611669453
BaseRepresentation
bin1110011010101000…
…0101011100110110
3100222200200210201122
43212222011130312
530411131321204
61435555023542
7164616455402
oct34652053466
910880623648
103869792054
111706440057
128bbb9abb2
134989623ab
14289d3c102
15179b050be
hexe6a85736

3869792054 has 16 divisors (see below), whose sum is σ = 6210368880. Its totient is φ = 1803008160.

The previous prime is 3869792053. The next prime is 3869792099. The reversal of 3869792054 is 4502979683.

It is a happy number.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 3869791987 and 3869792005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3869792051) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 832409 + ... + 837044.

It is an arithmetic number, because the mean of its divisors is an integer number (388148055).

Almost surely, 23869792054 is an apocalyptic number.

3869792054 is a deficient number, since it is larger than the sum of its proper divisors (2340576826).

3869792054 is a wasteful number, since it uses less digits than its factorization.

3869792054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669535.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The square root of 3869792054 is about 62207.6526964328. The cubic root of 3869792054 is about 1569.9863487528.

The spelling of 3869792054 in words is "three billion, eight hundred sixty-nine million, seven hundred ninety-two thousand, fifty-four".

Divisors: 1 2 19 38 61 122 1159 2318 1669453 3338906 31719607 63439214 101836633 203673266 1934896027 3869792054