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30434551513 = 53295311369
BaseRepresentation
bin11100010110000010…
…100110011011011001
32220120000222101222121
4130112002212123121
5444312221122023
621551554021241
72125124263612
oct342602463331
986500871877
1030434551513
11119a8569013
125a94577821
132b40413282
14168a044c09
15bd1d64d5d
hex7160a66d9

30434551513 has 12 divisors (see below), whose sum is σ = 31054903740. Its totient is φ = 29826358016.

The previous prime is 30434551447. The next prime is 30434551541. The reversal of 30434551513 is 31515543403.

It can be written as a sum of positive squares in 6 ways, for example, as 1516868809 + 28917682704 = 38947^2 + 170052^2 .

It is not a de Polignac number, because 30434551513 - 217 = 30434420441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30434551573) 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 11 ways as a sum of consecutive naturals, for example, 2671293 + ... + 2682661.

It is an arithmetic number, because the mean of its divisors is an integer number (2587908645).

Almost surely, 230434551513 is an apocalyptic number.

It is an amenable number.

30434551513 is a deficient number, since it is larger than the sum of its proper divisors (620352227).

30434551513 is an equidigital number, since it uses as much as digits as its factorization.

30434551513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12428 (or 12375 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 30434551513 in words is "thirty billion, four hundred thirty-four million, five hundred fifty-one thousand, five hundred thirteen".

Divisors: 1 53 953 2809 11369 50509 602557 2676977 10834657 31935521 574236821 30434551513