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230820496 = 2421168371
BaseRepresentation
bin11011100001000…
…00101010010000
3121002022220012021
431300200222100
5433042223441
634523141224
75501641024
oct1560405220
9532286167
10230820496
11109323945
1265374814
1338a8889a
1422926384
15153e63d1
hexdc20a90

230820496 has 20 divisors (see below), whose sum is σ = 449340784. Its totient is φ = 114861600.

The previous prime is 230820487. The next prime is 230820497. The reversal of 230820496 is 694028032.

It is a super-3 number, since 3×2308204963 (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (230820497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30810 + ... + 37561.

Almost surely, 2230820496 is an apocalyptic number.

It is an amenable number.

230820496 is a deficient number, since it is larger than the sum of its proper divisors (218520288).

230820496 is a wasteful number, since it uses less digits than its factorization.

230820496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68590 (or 68584 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 230820496 is about 15192.7777578690. Note that the first 4 decimals coincide. The cubic root of 230820496 is about 613.4202707052.

The spelling of 230820496 in words is "two hundred thirty million, eight hundred twenty thousand, four hundred ninety-six".

Divisors: 1 2 4 8 16 211 422 844 1688 3376 68371 136742 273484 546968 1093936 14426281 28852562 57705124 115410248 230820496