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133030012000 = 255356575879
BaseRepresentation
bin111101111100100110…
…1001110010001100000
3110201101002102210200111
41323321031032101200
54134421140341000
6141040234501104
712416415305404
oct1737115162140
9421332383614
10133030012000
1151465a78a86
1221947594794
13c710866642
14661da85104
1536d8d84cba
hex1ef934e460

133030012000 has 96 divisors (see below), whose sum is σ = 326968125120. Its totient is φ = 53193548800.

The previous prime is 133030011971. The next prime is 133030012021. The reversal of 133030012000 is 210030331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22625061 + ... + 22630939.

It is an arithmetic number, because the mean of its divisors is an integer number (3405917970).

Almost surely, 2133030012000 is an apocalyptic number.

133030012000 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 133030012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163484062560).

133030012000 is an abundant number, since it is smaller than the sum of its proper divisors (193938113120).

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

133030012000 is an equidigital number, since it uses as much as digits as its factorization.

133030012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11561 (or 11543 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 133030012000 its reverse (210030331), we get a palindrome (133240042331).

The spelling of 133030012000 in words is "one hundred thirty-three billion, thirty million, twelve thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 80 100 125 160 200 250 400 500 800 1000 2000 4000 5657 5879 11314 11758 22628 23516 28285 29395 45256 47032 56570 58790 90512 94064 113140 117580 141425 146975 181024 188128 226280 235160 282850 293950 452560 470320 565700 587900 707125 734875 905120 940640 1131400 1175800 1414250 1469750 2262800 2351600 2828500 2939500 4525600 4703200 5657000 5879000 11314000 11758000 22628000 23516000 33257503 66515006 133030012 166287515 266060024 332575030 532120048 665150060 831437575 1064240096 1330300120 1662875150 2660600240 3325750300 4157187875 5321200480 6651500600 8314375750 13303001200 16628751500 26606002400 33257503000 66515006000 133030012000