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30472314141 = 310157438047
BaseRepresentation
bin11100011000010010…
…101001110100011101
32220122200000221120110
4130120102221310131
5444401403023031
621555423240233
72126063253003
oct343022516435
986580027513
1030472314141
1111a179106a5
125aa5149079
132b481a5619
141691074a73
15bd5323c46
hex7184a9d1d

30472314141 has 4 divisors (see below), whose sum is σ = 40629752192. Its totient is φ = 20314876092.

The previous prime is 30472314121. The next prime is 30472314151. The reversal of 30472314141 is 14141327403.

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.

It is not a de Polignac number, because 30472314141 - 26 = 30472314077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30472314099 and 30472314108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30472314121) 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 3 ways as a sum of consecutive naturals, for example, 5078719021 + ... + 5078719026.

It is an arithmetic number, because the mean of its divisors is an integer number (10157438048).

Almost surely, 230472314141 is an apocalyptic number.

It is an amenable number.

30472314141 is a deficient number, since it is larger than the sum of its proper divisors (10157438051).

30472314141 is a wasteful number, since it uses less digits than its factorization.

30472314141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10157438050.

The product of its (nonzero) digits is 8064, while the sum is 30.

The spelling of 30472314141 in words is "thirty billion, four hundred seventy-two million, three hundred fourteen thousand, one hundred forty-one".

Divisors: 1 3 10157438047 30472314141