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102230230 = 2510223023
BaseRepresentation
bin1100001011111…
…10100011010110
321010100211111211
412011332203112
5202132331410
614051052034
72350641214
oct605764326
9233324454
10102230230
11527850a3
122a2a101a
131824497b
14d811cb4
158e9568a
hex617e8d6

102230230 has 8 divisors (see below), whose sum is σ = 184014432. Its totient is φ = 40892088.

The previous prime is 102230207. The next prime is 102230237. The reversal of 102230230 is 32032201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102230230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102230237) 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, 5111502 + ... + 5111521.

It is an arithmetic number, because the mean of its divisors is an integer number (23001804).

Almost surely, 2102230230 is an apocalyptic number.

102230230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102230230 is a deficient number, since it is larger than the sum of its proper divisors (81784202).

102230230 is a wasteful number, since it uses less digits than its factorization.

102230230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10223030.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 102230230 is about 10110.8965972361. The cubic root of 102230230 is about 467.5841479687.

Adding to 102230230 its reverse (32032201), we get a palindrome (134262431).

The spelling of 102230230 in words is "one hundred two million, two hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 10223023 20446046 51115115 102230230