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230292973 = 2971111847
BaseRepresentation
bin11011011100111…
…11110111101101
3121001100002120101
431232133313231
5432423333343
634503551101
75464313041
oct1556376755
9531302511
10230292973
11108aa3579
126515b491
1338932741
142282a021
151533ee4d
hexdb9fded

230292973 has 8 divisors (see below), whose sum is σ = 241591680. Its totient is φ = 219218160.

The previous prime is 230292971. The next prime is 230293001. The reversal of 230292973 is 379292032.

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 230292973 - 21 = 230292971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230292971) 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, 53865 + ... + 57982.

It is an arithmetic number, because the mean of its divisors is an integer number (30198960).

Almost surely, 2230292973 is an apocalyptic number.

It is an amenable number.

230292973 is a deficient number, since it is larger than the sum of its proper divisors (11298707).

230292973 is a wasteful number, since it uses less digits than its factorization.

230292973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111947.

The product of its (nonzero) digits is 40824, while the sum is 37.

The square root of 230292973 is about 15175.4068479234. The cubic root of 230292973 is about 612.9526055185.

The spelling of 230292973 in words is "two hundred thirty million, two hundred ninety-two thousand, nine hundred seventy-three".

Divisors: 1 29 71 2059 111847 3243563 7941137 230292973