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12084000292 = 227131091512017
BaseRepresentation
bin10110100000100001…
…10011011000100100
31011012011011211002101
423100100303120210
5144222001002132
65315030021444
7605311210360
oct132020633044
934164154071
1012084000292
115141115301
122412aa7884
1311a7695940
14828c462a0
154aad147e7
hex2d0433624

12084000292 has 96 divisors (see below), whose sum is σ = 26452912640. Its totient is φ = 4702924800.

The previous prime is 12084000289. The next prime is 12084000293. The reversal of 12084000292 is 29200048021.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 12084000292.

It is not an unprimeable number, because it can be changed into a prime (12084000293) 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 31 ways as a sum of consecutive naturals, for example, 5990068 + ... + 5992084.

Almost surely, 212084000292 is an apocalyptic number.

12084000292 is the 54964-th decagonal number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12084000292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13226456320).

12084000292 is an abundant number, since it is smaller than the sum of its proper divisors (14368912348).

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

12084000292 is a wasteful number, since it uses less digits than its factorization.

12084000292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301 (or 2299 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 12084000292 in words is "twelve billion, eighty-four million, two hundred ninety-two", and thus it is an aban number.

Divisors: 1 2 4 7 13 14 26 28 52 91 109 151 182 218 302 364 436 604 763 1057 1417 1526 1963 2017 2114 2834 3052 3926 4034 4228 5668 7852 8068 9919 13741 14119 16459 19838 26221 27482 28238 32918 39676 52442 54964 56476 65836 104884 115213 183547 213967 219853 230426 304567 367094 427934 439706 460852 609134 734188 855868 879412 1218268 1497769 1538971 2131969 2858089 2995538 3077942 3959371 4263938 5716178 5991076 6155884 7918742 8527876 11432356 15837484 20006623 27715597 33197803 40013246 55431194 66395606 80026492 110862388 132791212 232384621 431571439 464769242 863142878 929538484 1726285756 3021000073 6042000146 12084000292