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30231102243 = 349120523491
BaseRepresentation
bin11100001001111010…
…100000001100100011
32220000212011010001110
4130021322200030203
5443403130232433
621515445234403
72120104062216
oct341172401443
986025133043
1030231102243
111190373a621
125a38402a03
132b0a21bca4
14166b00577d
15bbe078963
hex709ea0323

30231102243 has 8 divisors (see below), whose sum is σ = 40390232256. Its totient is φ = 20113020200.

The previous prime is 30231102211. The next prime is 30231102269. The reversal of 30231102243 is 34220113203.

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 30231102243 - 25 = 30231102211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30231102943) 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, 10260273 + ... + 10263218.

It is an arithmetic number, because the mean of its divisors is an integer number (5048779032).

Almost surely, 230231102243 is an apocalyptic number.

30231102243 is a deficient number, since it is larger than the sum of its proper divisors (10159130013).

30231102243 is a wasteful number, since it uses less digits than its factorization.

30231102243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20523985.

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

Adding to 30231102243 its reverse (34220113203), we get a palindrome (64451215446).

The spelling of 30231102243 in words is "thirty billion, two hundred thirty-one million, one hundred two thousand, two hundred forty-three".

Divisors: 1 3 491 1473 20523491 61570473 10077034081 30231102243