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231024973 is a prime number
BaseRepresentation
bin11011100010100…
…10100101001101
3121002201021200111
431301102211031
5433120244343
634531400021
75503452124
oct1561224515
9532637614
10231024973
11109453533
1265453011
1338b2a98a
142297aabb
1515436c9d
hexdc5294d

231024973 has 2 divisors, whose sum is σ = 231024974. Its totient is φ = 231024972.

The previous prime is 231024967. The next prime is 231024977. The reversal of 231024973 is 379420132.

231024973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228674884 + 2350089 = 15122^2 + 1533^2 .

It is a cyclic number.

It is not a de Polignac number, because 231024973 - 221 = 228927821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231024977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115512486 + 115512487.

It is an arithmetic number, because the mean of its divisors is an integer number (115512487).

Almost surely, 2231024973 is an apocalyptic number.

It is an amenable number.

231024973 is a deficient number, since it is larger than the sum of its proper divisors (1).

231024973 is an equidigital number, since it uses as much as digits as its factorization.

231024973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 231024973 is about 15199.5056827517. The cubic root of 231024973 is about 613.6013541571.

The spelling of 231024973 in words is "two hundred thirty-one million, twenty-four thousand, nine hundred seventy-three".