Search a number
-
+
30066212316 = 22371307273857
BaseRepresentation
bin11100000000000101…
…011111110111011100
32212121100212211121010
4130000011133313130
5443033422243231
621451235135220
72113032405450
oct340005376734
985540784533
1030066212316
1111829658358
1259b1144510
132ab200889a
141653162660
15bae857546
hex70015fddc

30066212316 has 48 divisors (see below), whose sum is σ = 80238203136. Its totient is φ = 8583742464.

The previous prime is 30066212263. The next prime is 30066212317. The reversal of 30066212316 is 61321266003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30066212317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27141 + ... + 246716.

It is an arithmetic number, because the mean of its divisors is an integer number (1671629232).

Almost surely, 230066212316 is an apocalyptic number.

It is an amenable number.

30066212316 is an abundant number, since it is smaller than the sum of its proper divisors (50171990820).

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

30066212316 is a wasteful number, since it uses less digits than its factorization.

30066212316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275178 (or 275176 counting only the distinct ones).

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

Adding to 30066212316 its reverse (61321266003), we get a palindrome (91387478319).

The spelling of 30066212316 in words is "thirty billion, sixty-six million, two hundred twelve thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 1307 2614 3921 5228 7842 9149 15684 18298 27447 36596 54894 109788 273857 547714 821571 1095428 1643142 1916999 3286284 3833998 5750997 7667996 11501994 23003988 357931099 715862198 1073793297 1431724396 2147586594 2505517693 4295173188 5011035386 7516553079 10022070772 15033106158 30066212316