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43213103313 = 343479699343
BaseRepresentation
bin101000001111101100…
…111010000011010001
311010112121002002121220
4220033230322003101
51202000023301223
631503554435253
73056601213642
oct501754720321
9133477062556
1043213103313
1117365741126
12845bb92b29
1340c895b323
14213d2076c9
1511cdb226e3
hexa0fb3a0d1

43213103313 has 16 divisors (see below), whose sum is σ = 59080581120. Its totient is φ = 28079979984.

The previous prime is 43213103293. The next prime is 43213103407. The reversal of 43213103313 is 31330131234.

It is a happy number.

It is not a de Polignac number, because 43213103313 - 218 = 43212841169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43213103413) 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 15 ways as a sum of consecutive naturals, for example, 287881 + ... + 411462.

It is an arithmetic number, because the mean of its divisors is an integer number (3692536320).

Almost surely, 243213103313 is an apocalyptic number.

43213103313 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

43213103313 is a deficient number, since it is larger than the sum of its proper divisors (15867477807).

43213103313 is a wasteful number, since it uses less digits than its factorization.

43213103313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699868.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 43213103313 its reverse (31330131234), we get a palindrome (74543234547).

The spelling of 43213103313 in words is "forty-three billion, two hundred thirteen million, one hundred three thousand, three hundred thirteen".

Divisors: 1 3 43 129 479 1437 20597 61791 699343 2098029 30071749 90215247 334985297 1004955891 14404367771 43213103313