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12900275151500 = 2253112345504573
BaseRepresentation
bin1011101110111001010001…
…0100010110001010001100
31200200020212100121022221002
42323232110110112022030
53142324230414322000
643234145442555432
72501004562361012
oct273562424261214
950606770538832
1012900275151500
114123a81017030
1215441b0068b78
1372764c186519
1432853b74a8b2
1517587469d8d5
hexbbb9451628c

12900275151500 has 48 divisors (see below), whose sum is σ = 30735491937696. Its totient is φ = 4691009144000.

The previous prime is 12900275151499. The next prime is 12900275151529. The reversal of 12900275151500 is 515157200921.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1172746787 + ... + 1172757786.

It is an arithmetic number, because the mean of its divisors is an integer number (640322748702).

Almost surely, 212900275151500 is an apocalyptic number.

12900275151500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12900275151500 is an abundant number, since it is smaller than the sum of its proper divisors (17835216786196).

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

12900275151500 is a wasteful number, since it uses less digits than its factorization.

12900275151500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2345504603 (or 2345504591 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 38.

The spelling of 12900275151500 in words is "twelve trillion, nine hundred billion, two hundred seventy-five million, one hundred fifty-one thousand, five hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 125 220 250 275 500 550 1100 1375 2750 5500 2345504573 4691009146 9382018292 11727522865 23455045730 25800550303 46910091460 51601100606 58637614325 103202201212 117275228650 129002751515 234550457300 258005503030 293188071625 516011006060 586376143250 645013757575 1172752286500 1290027515150 2580055030300 3225068787875 6450137575750 12900275151500