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30555038301 = 310185012767
BaseRepresentation
bin11100011101001110…
…001110001001011101
32220212102200202210020
4130131032032021131
51000034042211201
622011540302353
72131116353214
oct343516161135
986772622706
1030555038301
1111a5a582577
125b089a19b9
132b5c37a928
14169c04a07b
15bdc714a36
hex71d38e25d

30555038301 has 4 divisors (see below), whose sum is σ = 40740051072. Its totient is φ = 20370025532.

The previous prime is 30555038291. The next prime is 30555038333. The reversal of 30555038301 is 10383055503.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10383055503 = 33461018501.

It is a cyclic number.

It is not a de Polignac number, because 30555038301 - 233 = 21965103709 is a prime.

It is a super-2 number, since 2×305550383012 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30555036301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5092506381 + ... + 5092506386.

It is an arithmetic number, because the mean of its divisors is an integer number (10185012768).

Almost surely, 230555038301 is an apocalyptic number.

It is an amenable number.

30555038301 is a deficient number, since it is larger than the sum of its proper divisors (10185012771).

30555038301 is a wasteful number, since it uses less digits than its factorization.

30555038301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10185012770.

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 30555038301 in words is "thirty billion, five hundred fifty-five million, thirty-eight thousand, three hundred one".

Divisors: 1 3 10185012767 30555038301