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11990263613012 = 221910910911326673
BaseRepresentation
bin1010111001111011001101…
…1001110100011001010100
31120110020222002100101201222
42232132303121310121110
53032422024441104022
641300130121305512
72345160624050426
oct256366331643124
946406862311658
1011990263613012
113903051251193
121417963035298
1368c8a5500059
142d649087a816
1515bd63285242
hexae7b3674654

11990263613012 has 48 divisors (see below), whose sum is σ = 22310411323200. Its totient is φ = 5622329802240.

The previous prime is 11990263613011. The next prime is 11990263613099. The reversal of 11990263613012 is 21031636209911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11990263613011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8374508 + ... + 9701180.

It is an arithmetic number, because the mean of its divisors is an integer number (464800235900).

Almost surely, 211990263613012 is an apocalyptic number.

It is an amenable number.

11990263613012 is a deficient number, since it is larger than the sum of its proper divisors (10320147710188).

11990263613012 is a wasteful number, since it uses less digits than its factorization.

11990263613012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327896 (or 1327894 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 11990263613012 in words is "eleven trillion, nine hundred ninety billion, two hundred sixty-three million, six hundred thirteen thousand, twelve".

Divisors: 1 2 4 19 38 76 109 218 436 1091 2071 2182 4142 4364 8284 20729 41458 82916 118919 237838 475676 1326673 2259461 2653346 4518922 5306692 9037844 25206787 50413574 100827148 144607357 289214714 578429428 1447400243 2747539783 2894800486 5495079566 5789600972 10990159132 27500604617 55001209234 110002418468 157766626487 315533252974 631066505948 2997565903253 5995131806506 11990263613012