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30072424607 = 58015184007
BaseRepresentation
bin11100000000011101…
…001100100010011111
32212121210120110020222
4130000131030202133
5443042020041412
621452020231555
72113136251211
oct340035144237
985553513228
1030072424607
1111832110785
1259b323b5bb
132ab33a23b4
141653cdc5b1
15bb0183072
hex70074c89f

30072424607 has 4 divisors (see below), whose sum is σ = 30077614416. Its totient is φ = 30067234800.

The previous prime is 30072424523. The next prime is 30072424631. The reversal of 30072424607 is 70642427003.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70642427003 = 165534267651.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30072424607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30072424687) 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, 2586203 + ... + 2597804.

It is an arithmetic number, because the mean of its divisors is an integer number (7519403604).

Almost surely, 230072424607 is an apocalyptic number.

30072424607 is a deficient number, since it is larger than the sum of its proper divisors (5189809).

30072424607 is an equidigital number, since it uses as much as digits as its factorization.

30072424607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5189808.

The product of its (nonzero) digits is 56448, while the sum is 35.

The spelling of 30072424607 in words is "thirty billion, seventy-two million, four hundred twenty-four thousand, six hundred seven".

Divisors: 1 5801 5184007 30072424607