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64300303030431 = 3131648725718729
BaseRepresentation
bin11101001111011000101001…
…01110001001100010011111
322102200001022200012210020210
432213230110232021202133
531411444010033433211
6344431052412343503
716354354310534646
oct1647542456114237
9272601280183223
1064300303030431
1119540672834246
1272659b5474b93
1329b56531c4a70
1411c421913a35d
157678e9b289a6
hex3a7b14b8989f

64300303030431 has 8 divisors (see below), whose sum is σ = 92328640248880. Its totient is φ = 39569417249472.

The previous prime is 64300303030417. The next prime is 64300303030489. The reversal of 64300303030431 is 13403030300346.

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

It is not a de Polignac number, because 64300303030431 - 25 = 64300303030399 is a prime.

It is a super-2 number, since 2×643003030304312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64300303031431) 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, 824362859326 + ... + 824362859403.

It is an arithmetic number, because the mean of its divisors is an integer number (11541080031110).

Almost surely, 264300303030431 is an apocalyptic number.

64300303030431 is a deficient number, since it is larger than the sum of its proper divisors (28028337218449).

64300303030431 is a wasteful number, since it uses less digits than its factorization.

64300303030431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648725718745.

The product of its (nonzero) digits is 23328, while the sum is 30.

Adding to 64300303030431 its reverse (13403030300346), we get a palindrome (77703333330777).

The spelling of 64300303030431 in words is "sixty-four trillion, three hundred billion, three hundred three million, thirty thousand, four hundred thirty-one".

Divisors: 1 3 13 39 1648725718729 4946177156187 21433434343477 64300303030431