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43053031542 = 2397173427597
BaseRepresentation
bin101000000110001010…
…010010000001110110
311010010102212121102210
4220012022102001312
51201133034002132
631440035514250
73052615505253
oct500612220166
9133112777383
1043053031542
111729334a904
128416458986
1340a1743cc1
142125c5a42a
1511bea53bcc
hexa06292076

43053031542 has 32 divisors (see below), whose sum is σ = 87496813152. Its totient is φ = 14120930304.

The previous prime is 43053031537. The next prime is 43053031547. The reversal of 43053031542 is 24513035034.

It is an interprime number because it is at equal distance from previous prime (43053031537) and next prime (43053031547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43053031547) 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 15 ways as a sum of consecutive naturals, for example, 113113 + ... + 314484.

It is an arithmetic number, because the mean of its divisors is an integer number (2734275411).

Almost surely, 243053031542 is an apocalyptic number.

43053031542 is an abundant number, since it is smaller than the sum of its proper divisors (44443781610).

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

43053031542 is a wasteful number, since it uses less digits than its factorization.

43053031542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427872.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 43053031542 its reverse (24513035034), we get a palindrome (67566066576).

The spelling of 43053031542 in words is "forty-three billion, fifty-three million, thirty-one thousand, five hundred forty-two".

Divisors: 1 2 3 6 97 173 194 291 346 519 582 1038 16781 33562 50343 100686 427597 855194 1282791 2565582 41476909 73974281 82953818 124430727 147948562 221922843 248861454 443845686 7175505257 14351010514 21526515771 43053031542