Search a number
-
+
30235242110431 is a prime number
BaseRepresentation
bin1101101111111101100001…
…10111011001110111011111
310222001110110000020010222211
412313332300313121313133
512430333233440013211
6144145513430021251
76240265325341651
oct667766067316737
9128043400203884
1030235242110431
1196a776aa38456
1234839614a7827
1313b422bb916b7
14767571b9c6d1
1537674c1a4e21
hex1b7fb0dd9ddf

30235242110431 has 2 divisors, whose sum is σ = 30235242110432. Its totient is φ = 30235242110430.

The previous prime is 30235242110393. The next prime is 30235242110453. The reversal of 30235242110431 is 13401124253203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30235242110431 - 27 = 30235242110303 is a prime.

It is a super-4 number, since 4×302352421104314 (a number of 55 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 30235242110393 and 30235242110402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30235242110461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15117621055215 + 15117621055216.

It is an arithmetic number, because the mean of its divisors is an integer number (15117621055216).

Almost surely, 230235242110431 is an apocalyptic number.

30235242110431 is a deficient number, since it is larger than the sum of its proper divisors (1).

30235242110431 is an equidigital number, since it uses as much as digits as its factorization.

30235242110431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 30235242110431 its reverse (13401124253203), we get a palindrome (43636366363634).

The spelling of 30235242110431 in words is "thirty trillion, two hundred thirty-five billion, two hundred forty-two million, one hundred ten thousand, four hundred thirty-one".