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12423542104 = 2313031191821
BaseRepresentation
bin10111001001000000…
…00011010101011000
31012001211002022220001
423210200003111120
5200420411321404
65412435342344
7616603236241
oct134440032530
935054068801
1012423542104
1152a5847076
1224a87519b4
13122cb2985c
1485bd8dcc8
154caa347a4
hex2e4803558

12423542104 has 16 divisors (see below), whose sum is σ = 23312038320. Its totient is φ = 6206998560.

The previous prime is 12423542099. The next prime is 12423542107. The reversal of 12423542104 is 40124532421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423542107) 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 3 ways as a sum of consecutive naturals, for example, 585487 + ... + 606334.

It is an arithmetic number, because the mean of its divisors is an integer number (1457002395).

Almost surely, 212423542104 is an apocalyptic number.

It is an amenable number.

12423542104 is a deficient number, since it is larger than the sum of its proper divisors (10888496216).

12423542104 is a wasteful number, since it uses less digits than its factorization.

12423542104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193130 (or 1193126 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The spelling of 12423542104 in words is "twelve billion, four hundred twenty-three million, five hundred forty-two thousand, one hundred four".

Divisors: 1 2 4 8 1303 2606 5212 10424 1191821 2383642 4767284 9534568 1552942763 3105885526 6211771052 12423542104