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230137456 = 2414383591
BaseRepresentation
bin11011011011110…
…01111001110000
3121001001012020111
431231321321300
5432403344311
634500351104
75463064453
oct1555717160
9531035214
10230137456
111089a774a
12650a5494
13388a9a13
14227c949a
151530dd21
hexdb79e70

230137456 has 10 divisors (see below), whose sum is σ = 445891352. Its totient is φ = 115068720.

The previous prime is 230137451. The next prime is 230137511. The reversal of 230137456 is 654731032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230137451) 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 as a sum of consecutive naturals, namely, 7191780 + ... + 7191811.

Almost surely, 2230137456 is an apocalyptic number.

It is an amenable number.

230137456 is a deficient number, since it is larger than the sum of its proper divisors (215753896).

230137456 is a wasteful number, since it uses less digits than its factorization.

230137456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14383599 (or 14383593 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 31.

The square root of 230137456 is about 15170.2820013341. The cubic root of 230137456 is about 612.8145986792.

Adding to 230137456 its reverse (654731032), we get a palindrome (884868488).

The spelling of 230137456 in words is "two hundred thirty million, one hundred thirty-seven thousand, four hundred fifty-six".

Divisors: 1 2 4 8 16 14383591 28767182 57534364 115068728 230137456