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30403445301 = 323378160589
BaseRepresentation
bin11100010100001011…
…111100001000110101
32220110212110001021200
4130110023330020311
5444231240222201
621544523203113
72124266010135
oct342413741065
986425401250
1030403445301
1111991a524a9
125a86076499
132b36b41928
141685c68ac5
15bce26d386
hex7142fc235

30403445301 has 6 divisors (see below), whose sum is σ = 43916087670. Its totient is φ = 20268963528.

The previous prime is 30403445299. The next prime is 30403445309. The reversal of 30403445301 is 10354430403.

It can be written as a sum of positive squares in only one way, i.e., 24040192401 + 6363252900 = 155049^2 + 79770^2 .

It is not a de Polignac number, because 30403445301 - 21 = 30403445299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30403445309) 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 5 ways as a sum of consecutive naturals, for example, 1689080286 + ... + 1689080303.

It is an arithmetic number, because the mean of its divisors is an integer number (7319347945).

Almost surely, 230403445301 is an apocalyptic number.

It is an amenable number.

30403445301 is a deficient number, since it is larger than the sum of its proper divisors (13512642369).

30403445301 is a wasteful number, since it uses less digits than its factorization.

30403445301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3378160595 (or 3378160592 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 30403445301 its reverse (10354430403), we get a palindrome (40757875704).

The spelling of 30403445301 in words is "thirty billion, four hundred three million, four hundred forty-five thousand, three hundred one".

Divisors: 1 3 9 3378160589 10134481767 30403445301