Search a number
-
+
30592428641 = 1132331161929
BaseRepresentation
bin11100011111011100…
…110110101001100001
32220222001001101200122
4130133130312221201
51000123130204031
622015353530025
72132052232025
oct343734665141
986861041618
1030592428641
1111a796a0485
125b19413915
132b6703c6a8
1416a2dc0385
15be0b4d47b
hex71f736a61

30592428641 has 8 divisors (see below), whose sum is σ = 30995644680. Its totient is φ = 30191537152.

The previous prime is 30592428631. The next prime is 30592428679. The reversal of 30592428641 is 14682429503.

It can be written as a sum of positive squares in 4 ways, for example, as 197993041 + 30394435600 = 14071^2 + 174340^2 .

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 30592428641 - 210 = 30592427617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30592428592 and 30592428601.

It is not an unprimeable number, because it can be changed into a prime (30592428631) 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, 554636 + ... + 607293.

It is an arithmetic number, because the mean of its divisors is an integer number (3874455585).

Almost surely, 230592428641 is an apocalyptic number.

It is an amenable number.

30592428641 is a deficient number, since it is larger than the sum of its proper divisors (403216039).

30592428641 is a wasteful number, since it uses less digits than its factorization.

30592428641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162275.

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 30592428641 in words is "thirty billion, five hundred ninety-two million, four hundred twenty-eight thousand, six hundred forty-one".

Divisors: 1 113 233 26329 1161929 131297977 270729457 30592428641