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230026307 = 7435314419
BaseRepresentation
bin11011011010111…
…10110001000011
3121000211112202212
431231132301003
5432341320212
634454132335
75462122430
oct1555366103
9530745685
10230026307
11108931195
12650510ab
133886b254
142279ab87
15152dae22
hexdb5ec43

230026307 has 16 divisors (see below), whose sum is σ = 274095360. Its totient is φ = 188933472.

The previous prime is 230026261. The next prime is 230026327. The reversal of 230026307 is 703620032.

It is not a de Polignac number, because 230026307 - 216 = 229960771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230026327) 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, 8744 + ... + 23162.

It is an arithmetic number, because the mean of its divisors is an integer number (17130960).

Almost surely, 2230026307 is an apocalyptic number.

230026307 is a deficient number, since it is larger than the sum of its proper divisors (44069053).

230026307 is a wasteful number, since it uses less digits than its factorization.

230026307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14522.

The product of its (nonzero) digits is 1512, while the sum is 23.

The square root of 230026307 is about 15166.6181794097. The cubic root of 230026307 is about 612.7159262024.

Adding to 230026307 its reverse (703620032), we get a palindrome (933646339).

The spelling of 230026307 in words is "two hundred thirty million, twenty-six thousand, three hundred seven".

Divisors: 1 7 43 53 301 371 2279 14419 15953 100933 620017 764207 4340119 5349449 32860901 230026307