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34440412143 = 320115708671
BaseRepresentation
bin100000000100110011…
…101111101111101111
310021220012201012201010
4200010303233233233
51031013221142033
623453253320303
72326315446564
oct400463575757
9107805635633
1034440412143
1113673795435
126812036093
13332b3073c7
14194a08286b
15d68896863
hex804cefbef

34440412143 has 8 divisors (see below), whose sum is σ = 45943392256. Its totient is φ = 22948853400.

The previous prime is 34440412133. The next prime is 34440412159. The reversal of 34440412143 is 34121404443.

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

It is not a de Polignac number, because 34440412143 - 210 = 34440411119 is a prime.

It is a super-2 number, since 2×344404121432 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34440412143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34440412133) 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, 2848303 + ... + 2860368.

It is an arithmetic number, because the mean of its divisors is an integer number (5742924032).

Almost surely, 234440412143 is an apocalyptic number.

34440412143 is a deficient number, since it is larger than the sum of its proper divisors (11502980113).

34440412143 is a wasteful number, since it uses less digits than its factorization.

34440412143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5710685.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 34440412143 its reverse (34121404443), we get a palindrome (68561816586).

The spelling of 34440412143 in words is "thirty-four billion, four hundred forty million, four hundred twelve thousand, one hundred forty-three".

Divisors: 1 3 2011 6033 5708671 17126013 11480137381 34440412143