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230325552 = 2433563947
BaseRepresentation
bin11011011101001…
…11110100110000
3121001101202021000
431232213310300
5432430404202
634504402000
75464510032
oct1556476460
9531352230
10230325552
11109015aa6
1265176300
1338944512
1422837c52
151534991c
hexdba7d30

230325552 has 80 divisors (see below), whose sum is σ = 662993280. Its totient is φ = 76557888.

The previous prime is 230325523. The next prime is 230325559. The reversal of 230325552 is 255523032.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (230325559) 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, 242743 + ... + 243689.

It is an arithmetic number, because the mean of its divisors is an integer number (8287416).

Almost surely, 2230325552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230325552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (331496640).

230325552 is an abundant number, since it is smaller than the sum of its proper divisors (432667728).

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

230325552 is a wasteful number, since it uses less digits than its factorization.

230325552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1527 (or 1515 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 230325552 is about 15176.4802243471. The cubic root of 230325552 is about 612.9815084721.

Adding to 230325552 its reverse (255523032), we get a palindrome (485848584).

The spelling of 230325552 in words is "two hundred thirty million, three hundred twenty-five thousand, five hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 563 947 1126 1689 1894 2252 2841 3378 3788 4504 5067 5682 6756 7576 8523 9008 10134 11364 13512 15152 15201 17046 20268 22728 25569 27024 30402 34092 40536 45456 51138 60804 68184 81072 102276 121608 136368 204552 243216 409104 533161 1066322 1599483 2132644 3198966 4265288 4798449 6397932 8530576 9596898 12795864 14395347 19193796 25591728 28790694 38387592 57581388 76775184 115162776 230325552