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30380160036 = 2232779139639
BaseRepresentation
bin11100010010110011…
…000111010000100100
32220102020122000220110
4130102303013100210
5444204310110121
621542332133020
72123564046102
oct342263072044
986366560813
1030380160036
111197a898986
125a7a307170
132b3207b075
141682b26c72
15bcc1bdd76
hex712cc7424

30380160036 has 24 divisors (see below), whose sum is σ = 71142957760. Its totient is φ = 10090160352.

The previous prime is 30380159989. The next prime is 30380160043. The reversal of 30380160036 is 63006108303.

It is a junction number, because it is equal to n+sod(n) for n = 30380159985 and 30380160012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4566496 + ... + 4573143.

Almost surely, 230380160036 is an apocalyptic number.

It is an amenable number.

30380160036 is an abundant number, since it is smaller than the sum of its proper divisors (40762797724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30380160036 is a wasteful number, since it uses less digits than its factorization.

30380160036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9139923 (or 9139921 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

Adding to 30380160036 its reverse (63006108303), we get a palindrome (93386268339).

The spelling of 30380160036 in words is "thirty billion, three hundred eighty million, one hundred sixty thousand, thirty-six".

Divisors: 1 2 3 4 6 12 277 554 831 1108 1662 3324 9139639 18279278 27418917 36558556 54837834 109675668 2531680003 5063360006 7595040009 10126720012 15190080018 30380160036