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34145352551 = 59769752581
BaseRepresentation
bin11111110011001110…
…001011101101100111
310021010122111122001002
4133303032023231213
51024412202240201
623404113223515
72316103464542
oct376316135547
9107118448032
1034145352551
1113532185832
12674b261b9b
1332b214922b
14191cbd7859
15d4ca1176b
hex7f338bb67

34145352551 has 8 divisors (see below), whose sum is σ = 34769288400. Its totient is φ = 33522923520.

The previous prime is 34145352539. The next prime is 34145352607. The reversal of 34145352551 is 15525354143.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-34145352551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34145352251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 330920 + ... + 421661.

It is an arithmetic number, because the mean of its divisors is an integer number (4346161050).

Almost surely, 234145352551 is an apocalyptic number.

34145352551 is a deficient number, since it is larger than the sum of its proper divisors (623935849).

34145352551 is an equidigital number, since it uses as much as digits as its factorization.

34145352551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753409.

The product of its digits is 180000, while the sum is 38.

The spelling of 34145352551 in words is "thirty-four billion, one hundred forty-five million, three hundred fifty-two thousand, five hundred fifty-one".

Divisors: 1 59 769 45371 752581 44402279 578734789 34145352551