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43020253230 = 2351434008441
BaseRepresentation
bin101000000100001101…
…001111100000101110
311010001011012022001020
4220010031033200232
51201101141100410
631432505155010
73052040055543
oct500415174056
9133034168036
1043020253230
11172768a1a99
12840748ba66
134097a08556
142121766bca
1511bbc2ba70
hexa0434f82e

43020253230 has 16 divisors (see below), whose sum is σ = 103248607824. Its totient is φ = 11472067520.

The previous prime is 43020253153. The next prime is 43020253231. The reversal of 43020253230 is 3235202034.

It is a self number, because there is not a number n which added to its sum of digits gives 43020253230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43020253231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717004191 + ... + 717004250.

It is an arithmetic number, because the mean of its divisors is an integer number (6453037989).

Almost surely, 243020253230 is an apocalyptic number.

43020253230 is an abundant number, since it is smaller than the sum of its proper divisors (60228354594).

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

43020253230 is a wasteful number, since it uses less digits than its factorization.

43020253230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434008451.

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 43020253230 its reverse (3235202034), we get a palindrome (46255455264).

The spelling of 43020253230 in words is "forty-three billion, twenty million, two hundred fifty-three thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1434008441 2868016882 4302025323 7170042205 8604050646 14340084410 21510126615 43020253230