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30712300060 = 22513118124231
BaseRepresentation
bin11100100110100110…
…001000001000011100
32221021101121111100211
4130212212020020130
51000344322100220
622035315102204
72135036146261
oct344646101034
987241544324
1030712300060
1112030324672
125b515a1964
132b85b1cc20
1416b4ca5268
15beb42ab5a
hex72698821c

30712300060 has 24 divisors (see below), whose sum is σ = 69457048416. Its totient is φ = 11339926080.

The previous prime is 30712300051. The next prime is 30712300111. The reversal of 30712300060 is 6000321703.

It is a congruent number.

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, 59061856 + ... + 59062375.

It is an arithmetic number, because the mean of its divisors is an integer number (2894043684).

Almost surely, 230712300060 is an apocalyptic number.

It is an amenable number.

30712300060 is an abundant number, since it is smaller than the sum of its proper divisors (38744748356).

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

30712300060 is a wasteful number, since it uses less digits than its factorization.

30712300060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118124253 (or 118124251 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 22.

Adding to 30712300060 its reverse (6000321703), we get a palindrome (36712621763).

The spelling of 30712300060 in words is "thirty billion, seven hundred twelve million, three hundred thousand, sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 118124231 236248462 472496924 590621155 1181242310 1535615003 2362484620 3071230006 6142460012 7678075015 15356150030 30712300060