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11990263612904 = 231498782951613
BaseRepresentation
bin1010111001111011001101…
…1001110100010111101000
31120110020222002100101120222
42232132303121310113220
53032422024441103104
641300130121305212
72345160624050213
oct256366331642750
946406862311528
1011990263612904
1139030512510a5
121417963035208
1368c8a54ccca5
142d649087a77a
1515bd632851be
hexae7b36745e8

11990263612904 has 8 divisors (see below), whose sum is σ = 22481744274210. Its totient is φ = 5995131806448.

The previous prime is 11990263612889. The next prime is 11990263612933. The reversal of 11990263612904 is 40921636209911.

It can be written as a sum of positive squares in only one way, i.e., 7719006456100 + 4271257156804 = 2778310^2 + 2066702^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 749391475799 + ... + 749391475814.

Almost surely, 211990263612904 is an apocalyptic number.

It is an amenable number.

11990263612904 is a deficient number, since it is larger than the sum of its proper divisors (10491480661306).

11990263612904 is a wasteful number, since it uses less digits than its factorization.

11990263612904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498782951619 (or 1498782951615 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 53.

The spelling of 11990263612904 in words is "eleven trillion, nine hundred ninety billion, two hundred sixty-three million, six hundred twelve thousand, nine hundred four".

Divisors: 1 2 4 8 1498782951613 2997565903226 5995131806452 11990263612904