Search a number
-
+
30532247323 = 78787387529
BaseRepresentation
bin11100011011110111…
…010001111100011011
32220210211210212102221
4130123313101330123
51000012223403243
622005404004511
72130421551214
oct343367217433
986724725387
1030532247323
1111a48726356
125b01230737
132b5772b046
141698dd640b
15bda711bed
hex71bdd1f1b

30532247323 has 4 divisors (see below), whose sum is σ = 30532713640. Its totient is φ = 30531781008.

The previous prime is 30532247321. The next prime is 30532247357. The reversal of 30532247323 is 32374223503.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30532247323 - 21 = 30532247321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30532247321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114978 + ... + 272551.

It is an arithmetic number, because the mean of its divisors is an integer number (7633178410).

Almost surely, 230532247323 is an apocalyptic number.

30532247323 is a deficient number, since it is larger than the sum of its proper divisors (466317).

30532247323 is an equidigital number, since it uses as much as digits as its factorization.

30532247323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466316.

The product of its (nonzero) digits is 90720, while the sum is 34.

The spelling of 30532247323 in words is "thirty billion, five hundred thirty-two million, two hundred forty-seven thousand, three hundred twenty-three".

Divisors: 1 78787 387529 30532247323