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230223150 = 23252618387
BaseRepresentation
bin11011011100011…
…10110100101110
3121001012112210100
431232032310232
5432414120100
634502251530
75463602343
oct1556166456
9531175710
10230223150
11108a56073
1265126ba6
1338909a21
142280c7ca
1515329400
hexdb8ed2e

230223150 has 72 divisors (see below), whose sum is σ = 628747704. Its totient is φ = 60379200.

The previous prime is 230223107. The next prime is 230223179. The reversal of 230223150 is 51322032.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23257 + ... + 31643.

It is an arithmetic number, because the mean of its divisors is an integer number (8732607).

Almost surely, 2230223150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230223150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314373852).

230223150 is an abundant number, since it is smaller than the sum of its proper divisors (398524554).

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

230223150 is a wasteful number, since it uses less digits than its factorization.

230223150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8466 (or 8458 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 230223150 is about 15173.1061421187. The cubic root of 230223150 is about 612.8906518032.

Adding to 230223150 its reverse (51322032), we get a palindrome (281545182).

It can be divided in two parts, 2302 and 23150, that added together give a palindrome (25452).

The spelling of 230223150 in words is "two hundred thirty million, two hundred twenty-three thousand, one hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 30 45 50 61 75 90 122 150 183 225 305 366 450 549 610 915 1098 1525 1830 2745 3050 4575 5490 8387 9150 13725 16774 25161 27450 41935 50322 75483 83870 125805 150966 209675 251610 377415 419350 511607 629025 754830 1023214 1258050 1534821 1887075 2558035 3069642 3774150 4604463 5116070 7674105 9208926 12790175 15348210 23022315 25580350 38370525 46044630 76741050 115111575 230223150