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12112053300 = 22325271189547
BaseRepresentation
bin10110100011110111…
…10100010000110100
31011021002222001120200
423101323310100310
5144301141201200
65321511200500
7606101516514
oct132173642064
934232861520
1012112053300
115155a35a06
122420376130
1311b0438659
1482c869844
154ad506800
hex2d1ef4434

12112053300 has 108 divisors (see below), whose sum is σ = 38499473376. Its totient is φ = 3184372800.

The previous prime is 12112053287. The next prime is 12112053323. The reversal of 12112053300 is 335021121.

12112053300 is a `hidden beast` number, since 12 + 1 + 120 + 533 + 0 + 0 = 666.

12112053300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 35 ways as a sum of consecutive naturals, for example, 30874 + ... + 158673.

Almost surely, 212112053300 is an apocalyptic number.

12112053300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12112053300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19249736688).

12112053300 is an abundant number, since it is smaller than the sum of its proper divisors (26387420076).

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

12112053300 is a wasteful number, since it uses less digits than its factorization.

12112053300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189638 (or 189628 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 12112053300 its reverse (335021121), we get a palindrome (12447074421).

The spelling of 12112053300 in words is "twelve billion, one hundred twelve million, fifty-three thousand, three hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 71 75 90 100 142 150 180 213 225 284 300 355 426 450 639 710 852 900 1065 1278 1420 1775 2130 2556 3195 3550 4260 5325 6390 7100 10650 12780 15975 21300 31950 63900 189547 379094 568641 758188 947735 1137282 1705923 1895470 2274564 2843205 3411846 3790940 4738675 5686410 6823692 8529615 9477350 11372820 13457837 14216025 17059230 18954700 26915674 28432050 34118460 40373511 42648075 53831348 56864100 67289185 80747022 85296150 121120533 134578370 161494044 170592300 201867555 242241066 269156740 336445925 403735110 484482132 605602665 672891850 807470220 1009337775 1211205330 1345783700 2018675550 2422410660 3028013325 4037351100 6056026650 12112053300