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16204973118 = 2319717925343
BaseRepresentation
bin11110001011110010…
…00100010000111110
31112211100111221001120
433011321010100332
5231141433114433
611240000451410
71112400666405
oct170571042076
945740457046
1016204973118
116966315174
123183019b66
1316b3391cb9
14ada28a63c
1564c9d37b3
hex3c5e4443e

16204973118 has 64 divisors (see below), whose sum is σ = 35035545600. Its totient is φ = 4981223520.

The previous prime is 16204973107. The next prime is 16204973123. The reversal of 16204973118 is 81137940261.

It is a happy number.

16204973118 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×162049731183 (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16204973118.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 626755 + ... + 652097.

It is an arithmetic number, because the mean of its divisors is an integer number (547430400).

Almost surely, 216204973118 is an apocalyptic number.

16204973118 is an abundant number, since it is smaller than the sum of its proper divisors (18830572482).

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

16204973118 is a wasteful number, since it uses less digits than its factorization.

16204973118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25517.

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 16204973118 in words is "sixteen billion, two hundred four million, nine hundred seventy-three thousand, one hundred eighteen".

Divisors: 1 2 3 6 19 38 57 71 79 114 142 158 213 237 426 474 1349 1501 2698 3002 4047 4503 5609 8094 9006 11218 16827 25343 33654 50686 76029 106571 152058 213142 319713 481517 639426 963034 1444551 1799353 2002097 2889102 3598706 4004194 5398059 6006291 10796118 12012582 34187707 38039843 68375414 76079686 102563121 114119529 142148887 205126242 228239058 284297774 426446661 852893322 2700828853 5401657706 8102486559 16204973118