Search a number
-
+
30386356307 = 432128333203
BaseRepresentation
bin11100010011001010…
…110000000001010011
32220102200021211120222
4130103022300001103
5444212401400212
621543113023255
72124000524036
oct342312600123
986380254528
1030386356307
111198334026a
125a803b4b2b
132b3343a4b8
14168389b01d
15bcc9e4c72
hex7132b0053

30386356307 has 8 divisors (see below), whose sum is σ = 31095413184. Its totient is φ = 29677408488.

The previous prime is 30386356303. The next prime is 30386356327. The reversal of 30386356307 is 70365368303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30386356307 - 22 = 30386356303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30386356303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898568 + ... + 931770.

It is an arithmetic number, because the mean of its divisors is an integer number (3886926648).

Almost surely, 230386356307 is an apocalyptic number.

30386356307 is a deficient number, since it is larger than the sum of its proper divisors (709056877).

30386356307 is a wasteful number, since it uses less digits than its factorization.

30386356307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54529.

The product of its (nonzero) digits is 816480, while the sum is 44.

The spelling of 30386356307 in words is "thirty billion, three hundred eighty-six million, three hundred fifty-six thousand, three hundred seven".

Divisors: 1 43 21283 33203 915169 1427729 706659449 30386356307