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230270082 = 23719288559
BaseRepresentation
bin11011011100110…
…10010010000010
3121001021221011120
431232122102002
5432422120312
634503253110
75464156230
oct1556322202
9531257146
10230270082
11108a88359
126514a196
13389251b3
1422821950
151533828c
hexdb9a482

230270082 has 32 divisors (see below), whose sum is σ = 554035200. Its totient is φ = 62328528.

The previous prime is 230270081. The next prime is 230270087. The reversal of 230270082 is 280072032.

It is not an unprimeable number, because it can be changed into a prime (230270081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143482 + ... + 145077.

It is an arithmetic number, because the mean of its divisors is an integer number (17313600).

Almost surely, 2230270082 is an apocalyptic number.

230270082 is an abundant number, since it is smaller than the sum of its proper divisors (323765118).

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

230270082 is a wasteful number, since it uses less digits than its factorization.

230270082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288590.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 230270082 is about 15174.6526154637. The cubic root of 230270082 is about 612.9322957904.

The spelling of 230270082 in words is "two hundred thirty million, two hundred seventy thousand, eighty-two".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798 288559 577118 865677 1731354 2019913 4039826 5482621 6059739 10965242 12119478 16447863 32895726 38378347 76756694 115135041 230270082