Search a number
-
+
30523654097 = 101345787421
BaseRepresentation
bin11100011011010110…
…011111111111010001
32220210020122021202022
4130123112133333101
51000003023412342
622004455501225
72130255531116
oct343326377721
986706567668
1030523654097
1111a43897112
125aba387815
132b55a0c8b1
141697bda90d
15bd9ab59d2
hex71b59ffd1

30523654097 has 8 divisors (see below), whose sum is σ = 30835138152. Its totient is φ = 30212352000.

The previous prime is 30523654081. The next prime is 30523654099. The reversal of 30523654097 is 79045632503.

It can be written as a sum of positive squares in 4 ways, for example, as 6746322496 + 23777331601 = 82136^2 + 154199^2 .

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 30523654097 - 24 = 30523654081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30523654099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305447 + ... + 392867.

It is an arithmetic number, because the mean of its divisors is an integer number (3854392269).

Almost surely, 230523654097 is an apocalyptic number.

It is an amenable number.

30523654097 is a deficient number, since it is larger than the sum of its proper divisors (311484055).

30523654097 is a wasteful number, since it uses less digits than its factorization.

30523654097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90979.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 30523654097 in words is "thirty billion, five hundred twenty-three million, six hundred fifty-four thousand, ninety-seven".

Divisors: 1 101 3457 87421 349157 8829521 302214397 30523654097