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30203231241 = 323437727989
BaseRepresentation
bin11100001000010000…
…001011110000001001
32212221220201010020010
4130020100023300021
5443324011344431
621513012022133
72116315141521
oct341020136011
985856633203
1030203231241
1111899a33737
125a2b001949
132b04511081
14166742c681
15bbb8c0846
hex70840bc09

30203231241 has 8 divisors (see below), whose sum is σ = 42021887040. Its totient is φ = 19260031472.

The previous prime is 30203231183. The next prime is 30203231243. The reversal of 30203231241 is 14213230203.

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 30203231241 - 211 = 30203229193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30203231243) 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, 218863926 + ... + 218864063.

It is an arithmetic number, because the mean of its divisors is an integer number (5252735880).

Almost surely, 230203231241 is an apocalyptic number.

It is an amenable number.

30203231241 is a deficient number, since it is larger than the sum of its proper divisors (11818655799).

30203231241 is a wasteful number, since it uses less digits than its factorization.

30203231241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437728015.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30203231241 its reverse (14213230203), we get a palindrome (44416461444).

The spelling of 30203231241 in words is "thirty billion, two hundred three million, two hundred thirty-one thousand, two hundred forty-one".

Divisors: 1 3 23 69 437727989 1313183967 10067743747 30203231241