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2141748112180 = 2253133611027799
BaseRepresentation
bin11111001010101010001…
…000101010101100110100
321120202020002221000210211
4133022222020222230310
5240042300004042210
64315523330555204
7310510341402235
oct37125210525464
97522202830724
102141748112180
11756345a79536
122a7103138b04
13126c73349971
147593832908c
153aaa240838a
hex1f2aa22ab34

2141748112180 has 48 divisors (see below), whose sum is σ = 4644143078400. Its totient is φ = 828816307200.

The previous prime is 2141748112121. The next prime is 2141748112183. The reversal of 2141748112180 is 812118471412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141748112183) 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, 1569921 + ... + 2597719.

It is an arithmetic number, because the mean of its divisors is an integer number (96752980800).

Almost surely, 22141748112180 is an apocalyptic number.

2141748112180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2141748112180 is an abundant number, since it is smaller than the sum of its proper divisors (2502394966220).

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

2141748112180 is a wasteful number, since it uses less digits than its factorization.

2141748112180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031200 (or 1031198 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 40.

The spelling of 2141748112180 in words is "two trillion, one hundred forty-one billion, seven hundred forty-eight million, one hundred twelve thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 3361 6722 13444 16805 33610 67220 104191 208382 416764 520955 1027799 1041910 2055598 2083820 4111196 5138995 10277990 20555980 31861769 63723538 127447076 159308845 318617690 637235380 3454432439 6908864878 13817729756 17272162195 34544324390 69088648780 107087405609 214174811218 428349622436 535437028045 1070874056090 2141748112180