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30241211231 = 711392743003
BaseRepresentation
bin11100001010100001…
…000100001101011111
32220001120011200222102
4130022201010031133
5443413222224411
621520450035315
72120256024410
oct341241041537
986046150872
1030241211231
1111909414660
125a3b878b3b
132b0c34b33a
14166c4b7807
15bbedc3d3b
hex70a84435f

30241211231 has 8 divisors (see below), whose sum is σ = 37703328384. Its totient is φ = 23564580120.

The previous prime is 30241211227. The next prime is 30241211249. The reversal of 30241211231 is 13211214203.

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 30241211231 - 22 = 30241211227 is a prime.

It is a super-2 number, since 2×302412112312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30241211251) 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, 196371425 + ... + 196371578.

It is an arithmetic number, because the mean of its divisors is an integer number (4712916048).

Almost surely, 230241211231 is an apocalyptic number.

30241211231 is a deficient number, since it is larger than the sum of its proper divisors (7462117153).

30241211231 is a wasteful number, since it uses less digits than its factorization.

30241211231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392743021.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 30241211231 its reverse (13211214203), we get a palindrome (43452425434).

The spelling of 30241211231 in words is "thirty billion, two hundred forty-one million, two hundred eleven thousand, two hundred thirty-one".

Divisors: 1 7 11 77 392743003 2749201021 4320173033 30241211231