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30552314125 = 53252196953
BaseRepresentation
bin11100011101000011…
…110101000100001101
32220212020120100220211
4130131003311010031
51000032343023000
622011402042421
72131054246054
oct343503650415
986766510824
1030552314125
1111a58a91893
125b07aa9411
132b5b9359a8
14169b93b39b
15bdc3777ba
hex71d0f510d

30552314125 has 16 divisors (see below), whose sum is σ = 38144806128. Its totient is φ = 24431904000.

The previous prime is 30552314071. The next prime is 30552314153. The reversal of 30552314125 is 52141325503.

It can be written as a sum of positive squares in 8 ways, for example, as 14477624329 + 16074689796 = 120323^2 + 126786^2 .

It is not a de Polignac number, because 30552314125 - 221 = 30550216973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266649 + ... + 363601.

It is an arithmetic number, because the mean of its divisors is an integer number (2384050383).

Almost surely, 230552314125 is an apocalyptic number.

It is an amenable number.

30552314125 is a deficient number, since it is larger than the sum of its proper divisors (7592492003).

30552314125 is an equidigital number, since it uses as much as digits as its factorization.

30552314125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99489 (or 99479 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 30552314125 its reverse (52141325503), we get a palindrome (82693639628).

The spelling of 30552314125 in words is "thirty billion, five hundred fifty-two million, three hundred fourteen thousand, one hundred twenty-five".

Divisors: 1 5 25 125 2521 12605 63025 96953 315125 484765 2423825 12119125 244418513 1222092565 6110462825 30552314125