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30242355351 = 3132272134129
BaseRepresentation
bin11100001010100101…
…011011100010010111
32220001122022211102020
4130022211123202113
5443414020332401
621520530344223
72120301531135
oct341245334227
986048284366
1030242355351
111190a02620a
125a4012b073
132b0c65c030
14166c6d4755
15bc004cd36
hex70a95b897

30242355351 has 16 divisors (see below), whose sum is σ = 43428104160. Its totient is φ = 18609315840.

The previous prime is 30242355317. The next prime is 30242355359. The reversal of 30242355351 is 15355324203.

It is not a de Polignac number, because 30242355351 - 221 = 30240258199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30242355359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 869055 + ... + 903183.

It is an arithmetic number, because the mean of its divisors is an integer number (2714256510).

Almost surely, 230242355351 is an apocalyptic number.

30242355351 is a deficient number, since it is larger than the sum of its proper divisors (13185748809).

30242355351 is a wasteful number, since it uses less digits than its factorization.

30242355351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56866.

The product of its (nonzero) digits is 54000, while the sum is 33.

Adding to 30242355351 its reverse (15355324203), we get a palindrome (45597679554).

The spelling of 30242355351 in words is "thirty billion, two hundred forty-two million, three hundred fifty-five thousand, three hundred fifty-one".

Divisors: 1 3 13 39 22721 34129 68163 102387 295373 443677 886119 1331031 775445009 2326335027 10080785117 30242355351