Search a number
-
+
30523025227 = 311083190907
BaseRepresentation
bin11100011011010100…
…000110011101001011
32220210012110100002211
4130123110012131023
51000002343301402
622004434205551
72130250301512
oct343324063513
986705410084
1030523025227
1111a434a7692
125aba1238b7
132b5584c596
141697ab5679
15bd99de4d7
hex71b50674b

30523025227 has 8 divisors (see below), whose sum is σ = 31510894592. Its totient is φ = 29535359400.

The previous prime is 30523025213. The next prime is 30523025231. The reversal of 30523025227 is 72252032503.

It is a happy number.

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 30523025227 - 223 = 30514636619 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30523025327) 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, 290308 + ... + 381214.

It is an arithmetic number, because the mean of its divisors is an integer number (3938861824).

Almost surely, 230523025227 is an apocalyptic number.

30523025227 is a deficient number, since it is larger than the sum of its proper divisors (987869365).

30523025227 is a wasteful number, since it uses less digits than its factorization.

30523025227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101769.

The product of its (nonzero) digits is 25200, while the sum is 31.

The spelling of 30523025227 in words is "thirty billion, five hundred twenty-three million, twenty-five thousand, two hundred twenty-seven".

Divisors: 1 31 10831 90907 335761 2818117 984613717 30523025227