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30404414033 = 74343487719
BaseRepresentation
bin11100010100001111…
…101000101001010001
32220110221021021010122
4130110033220221101
5444232012222113
621545000040025
72124310153340
oct342417505121
986427237118
1030404414033
1111992554304
125a86463015
132b370c0846
14168603bb57
15bce3b0408
hex7143e8a51

30404414033 has 4 divisors (see below), whose sum is σ = 34747901760. Its totient is φ = 26060926308.

The previous prime is 30404413987. The next prime is 30404414119. The reversal of 30404414033 is 33041440403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33041440403 = 38239864077.

It is a cyclic number.

It is not a de Polignac number, because 30404414033 - 26 = 30404413969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30404413993 and 30404414011.

It is not an unprimeable number, because it can be changed into a prime (30404414533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2171743853 + ... + 2171743866.

It is an arithmetic number, because the mean of its divisors is an integer number (8686975440).

Almost surely, 230404414033 is an apocalyptic number.

It is an amenable number.

30404414033 is a deficient number, since it is larger than the sum of its proper divisors (4343487727).

30404414033 is an equidigital number, since it uses as much as digits as its factorization.

30404414033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343487726.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 30404414033 its reverse (33041440403), we get a palindrome (63445854436).

The spelling of 30404414033 in words is "thirty billion, four hundred four million, four hundred fourteen thousand, thirty-three".

Divisors: 1 7 4343487719 30404414033