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230033152 = 281947293
BaseRepresentation
bin11011011011000…
…00011100000000
3121000211220011101
431231200130000
5432342030102
634454224144
75462151406
oct1555403400
9530756141
10230033152
11108936348
1265055054
13388713bb
142279d476
15152dce87
hexdb60700

230033152 has 36 divisors (see below), whose sum is σ = 483344680. Its totient is φ = 108960768.

The previous prime is 230033131. The next prime is 230033161. The reversal of 230033152 is 251330032.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18783 + ... + 28510.

Almost surely, 2230033152 is an apocalyptic number.

It is an amenable number.

230033152 is an abundant number, since it is smaller than the sum of its proper divisors (253311528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230033152 is an equidigital number, since it uses as much as digits as its factorization.

230033152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47328 (or 47314 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 230033152 is about 15166.8438377930. The cubic root of 230033152 is about 612.7220037666.

Adding to 230033152 its reverse (251330032), we get a palindrome (481363184).

The spelling of 230033152 in words is "two hundred thirty million, thirty-three thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16 19 32 38 64 76 128 152 256 304 608 1216 2432 4864 47293 94586 189172 378344 756688 898567 1513376 1797134 3026752 3594268 6053504 7188536 12107008 14377072 28754144 57508288 115016576 230033152