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43212053013 = 380917804719
BaseRepresentation
bin101000001111101000…
…111001101000010101
311010112112002201212220
4220033220321220111
51201444241144023
631503520132553
73056556250563
oct501750715025
9133475081786
1043212053013
1117365094008
12845b767159
1340c868124c
14213d012a33
1511cd9b63e3
hexa0fa39a15

43212053013 has 8 divisors (see below), whose sum is σ = 57687292800. Its totient is φ = 28772424288.

The previous prime is 43212052903. The next prime is 43212053021. The reversal of 43212053013 is 31035021234.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43212053013 - 28 = 43212052757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43212053023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8899933 + ... + 8904786.

It is an arithmetic number, because the mean of its divisors is an integer number (7210911600).

Almost surely, 243212053013 is an apocalyptic number.

It is an amenable number.

43212053013 is a deficient number, since it is larger than the sum of its proper divisors (14475239787).

43212053013 is a wasteful number, since it uses less digits than its factorization.

43212053013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17805531.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 43212053013 its reverse (31035021234), we get a palindrome (74247074247).

The spelling of 43212053013 in words is "forty-three billion, two hundred twelve million, fifty-three thousand, thirteen".

Divisors: 1 3 809 2427 17804719 53414157 14404017671 43212053013