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230033330 = 25315912577
BaseRepresentation
bin11011011011000…
…00011110110010
3121000211220101222
431231200132302
5432342031310
634454225042
75462152052
oct1555403662
9530756358
10230033330
1110893649a
1265055182
13388714c7
142279d562
15152dd055
hexdb607b2

230033330 has 32 divisors (see below), whose sum is σ = 434695680. Its totient is φ = 87528960.

The previous prime is 230033317. The next prime is 230033339. The reversal of 230033330 is 33330032.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230033299 and 230033308.

It is not an unprimeable number, because it can be changed into a prime (230033339) 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, 12002 + ... + 24578.

It is an arithmetic number, because the mean of its divisors is an integer number (13584240).

Almost surely, 2230033330 is an apocalyptic number.

230033330 is a deficient number, since it is larger than the sum of its proper divisors (204662350).

230033330 is a wasteful number, since it uses less digits than its factorization.

230033330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12674.

The product of its (nonzero) digits is 486, while the sum is 17.

The square root of 230033330 is about 15166.8497058552. The cubic root of 230033330 is about 612.7221618082.

Adding to 230033330 its reverse (33330032), we get a palindrome (263363362).

The spelling of 230033330 in words is "two hundred thirty million, thirty-three thousand, three hundred thirty".

Divisors: 1 2 5 10 31 59 62 118 155 295 310 590 1829 3658 9145 12577 18290 25154 62885 125770 389887 742043 779774 1484086 1949435 3710215 3898870 7420430 23003333 46006666 115016665 230033330