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3440443123 = 13757349603
BaseRepresentation
bin1100110100010000…
…1111111011110011
322212202210121201101
43031010033323303
524021223134443
61325220345231
7151154166265
oct31504177363
98782717641
103440443123
111506049927
12800245217
1342aa16280
14248cd7b35
1515209584d
hexcd10fef3

3440443123 has 8 divisors (see below), whose sum is σ = 3709997648. Its totient is φ = 3171589344.

The previous prime is 3440443121. The next prime is 3440443133. The reversal of 3440443123 is 3213440443.

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

It is a cyclic number.

It is not a de Polignac number, because 3440443123 - 21 = 3440443121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3440443091 and 3440443100.

It is not an unprimeable number, because it can be changed into a prime (3440443121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164961 + ... + 184642.

It is an arithmetic number, because the mean of its divisors is an integer number (463749706).

Almost surely, 23440443123 is an apocalyptic number.

3440443123 is a deficient number, since it is larger than the sum of its proper divisors (269554525).

3440443123 is a wasteful number, since it uses less digits than its factorization.

3440443123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350373.

The product of its (nonzero) digits is 13824, while the sum is 28.

The square root of 3440443123 is about 58655.2906650372. The cubic root of 3440443123 is about 1509.6332783406.

Adding to 3440443123 its reverse (3213440443), we get a palindrome (6653883566).

The spelling of 3440443123 in words is "three billion, four hundred forty million, four hundred forty-three thousand, one hundred twenty-three".

Divisors: 1 13 757 9841 349603 4544839 264649471 3440443123