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230114511 = 321112491861
BaseRepresentation
bin11011011011101…
…00010011001111
3121001000000202200
431231310103033
5432402131021
634500052543
75462640534
oct1555642317
9531000680
10230114511
11108991490
1265094153
133889c443
14227c0d8b
1515307126
hexdb744cf

230114511 has 24 divisors (see below), whose sum is σ = 363090000. Its totient is φ = 139276800.

The previous prime is 230114497. The next prime is 230114537. The reversal of 230114511 is 115411032.

It is not a de Polignac number, because 230114511 - 26 = 230114447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230114551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122721 + ... + 124581.

It is an arithmetic number, because the mean of its divisors is an integer number (15128750).

Almost surely, 2230114511 is an apocalyptic number.

230114511 is a deficient number, since it is larger than the sum of its proper divisors (132975489).

230114511 is a wasteful number, since it uses less digits than its factorization.

230114511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127 (or 3124 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 230114511 is about 15169.5257341817. The cubic root of 230114511 is about 612.7942318681.

Adding to 230114511 its reverse (115411032), we get a palindrome (345525543).

The spelling of 230114511 in words is "two hundred thirty million, one hundred fourteen thousand, five hundred eleven".

Divisors: 1 3 9 11 33 99 1249 1861 3747 5583 11241 13739 16749 20471 41217 61413 123651 184239 2324389 6973167 20919501 25568279 76704837 230114511