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43130201200 = 2452107825503
BaseRepresentation
bin101000001010110000…
…101010010001110000
311010022211002020022021
4220022300222101300
51201312312414300
631451433521224
73054543442552
oct501260522160
9133284066267
1043130201200
1117322968589
128438273214
1340b4723018
1421321c74d2
1511c66e8d1a
hexa0ac2a470

43130201200 has 30 divisors (see below), whose sum is σ = 103620309344. Its totient is φ = 17252080320.

The previous prime is 43130201183. The next prime is 43130201201. The reversal of 43130201200 is 210203134.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43130201201) 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 5 ways as a sum of consecutive naturals, for example, 53912352 + ... + 53913151.

Almost surely, 243130201200 is an apocalyptic number.

43130201200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43130201200 is an abundant number, since it is smaller than the sum of its proper divisors (60490108144).

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

43130201200 is a wasteful number, since it uses less digits than its factorization.

43130201200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107825521 (or 107825510 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 43130201200 its reverse (210203134), we get a palindrome (43340404334).

The spelling of 43130201200 in words is "forty-three billion, one hundred thirty million, two hundred one thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 107825503 215651006 431302012 539127515 862604024 1078255030 1725208048 2156510060 2695637575 4313020120 5391275150 8626040240 10782550300 21565100600 43130201200