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30207225445369 = 72939165645191
BaseRepresentation
bin1101101111001001010101…
…11100010011101111111001
310221221210010110221002200021
412313210222330103233321
512424403344203222434
6144125001403410441
76235254130535500
oct667445274235771
9127853113832607
1030207225445369
1196968a3299305
12347a442823a21
1313b16b568a48b
14766074d11837
15375b5c74acb4
hex1b792af13bf9

30207225445369 has 12 divisors (see below), whose sum is σ = 35142759666048. Its totient is φ = 25889150032200.

The previous prime is 30207225445349. The next prime is 30207225445379. The reversal of 30207225445369 is 96354452270203.

It is not a de Polignac number, because 30207225445369 - 29 = 30207225444857 is a prime.

It is a super-2 number, since 2×302072254453692 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30207225445349) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32362437 + ... + 33282754.

It is an arithmetic number, because the mean of its divisors is an integer number (2928563305504).

Almost surely, 230207225445369 is an apocalyptic number.

It is an amenable number.

30207225445369 is a deficient number, since it is larger than the sum of its proper divisors (4935534220679).

30207225445369 is an equidigital number, since it uses as much as digits as its factorization.

30207225445369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65654596 (or 65654589 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 52.

The spelling of 30207225445369 in words is "thirty trillion, two hundred seven billion, two hundred twenty-five million, four hundred forty-five thousand, three hundred sixty-nine".

Divisors: 1 7 49 9391 65737 460159 65645191 459516337 3216614359 616473988681 4315317920767 30207225445369