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30050909099 = 159319188621
BaseRepresentation
bin11011111111001011…
…000111101110101011
32212120022002100112022
4123333023013232223
5443021013042344
621445531135055
72112455340611
oct337713075653
985508070468
1030050909099
1111820a55872
1259a7ba448b
132aabaab223
1416510db6b1
15bad3330ee
hex6ff2c7bab

30050909099 has 4 divisors (see below), whose sum is σ = 30051257040. Its totient is φ = 30050561160.

The previous prime is 30050909089. The next prime is 30050909107. The reversal of 30050909099 is 99090905003.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-30050909099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30050909089) 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, 65009 + ... + 253629.

It is an arithmetic number, because the mean of its divisors is an integer number (7512814260).

Almost surely, 230050909099 is an apocalyptic number.

30050909099 is a deficient number, since it is larger than the sum of its proper divisors (347941).

30050909099 is a wasteful number, since it uses less digits than its factorization.

30050909099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347940.

The product of its (nonzero) digits is 98415, while the sum is 44.

The spelling of 30050909099 in words is "thirty billion, fifty million, nine hundred nine thousand, ninety-nine".

Divisors: 1 159319 188621 30050909099