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30341523001 = 162118717781
BaseRepresentation
bin11100010000011111…
…101110011000111001
32220022112221001212011
4130100133232120321
5444114412214001
621534432045521
72122614455506
oct342037563071
986275831764
1030341523001
111195aaa9349
125a693938a1
132b27070a0a
14167b94a4ad
15bc8adad51
hex7107ee639

30341523001 has 4 divisors (see below), whose sum is σ = 30360242404. Its totient is φ = 30322803600.

The previous prime is 30341522999. The next prime is 30341523011. The reversal of 30341523001 is 10032514303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10032514303 = 71433216329.

It can be written as a sum of positive squares in 2 ways, for example, as 14921844025 + 15419678976 = 122155^2 + 124176^2 .

It is a cyclic number.

It is not a de Polignac number, because 30341523001 - 21 = 30341522999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30341523011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9357270 + ... + 9360511.

It is an arithmetic number, because the mean of its divisors is an integer number (7590060601).

Almost surely, 230341523001 is an apocalyptic number.

It is an amenable number.

30341523001 is a deficient number, since it is larger than the sum of its proper divisors (18719403).

30341523001 is a wasteful number, since it uses less digits than its factorization.

30341523001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18719402.

The product of its (nonzero) digits is 1080, while the sum is 22.

The spelling of 30341523001 in words is "thirty billion, three hundred forty-one million, five hundred twenty-three thousand, one".

Divisors: 1 1621 18717781 30341523001