Search a number
-
+
230331060 = 22335735843
BaseRepresentation
bin11011011101010…
…01001010110100
3121001102000211000
431232221022310
5432431043220
634504443300
75464532061
oct1556511264
9531360730
10230331060
1110901a153
1265179530
1338946b8b
1422839c68
151534b390
hexdba92b4

230331060 has 96 divisors (see below), whose sum is σ = 726526080. Its totient is φ = 60569856.

The previous prime is 230331043. The next prime is 230331077. The reversal of 230331060 is 60133032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (230331043) and next prime (230331077).

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 polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36499 + ... + 42341.

It is an arithmetic number, because the mean of its divisors is an integer number (7567980).

Almost surely, 2230331060 is an apocalyptic number.

230331060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 230331060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363263040).

230331060 is an abundant number, since it is smaller than the sum of its proper divisors (496195020).

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

230331060 is a wasteful number, since it uses less digits than its factorization.

230331060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5934 (or 5926 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 230331060 is about 15176.6616882633. The cubic root of 230331060 is about 612.9863947084.

Adding to 230331060 its reverse (60133032), we get a palindrome (290464092).

The spelling of 230331060 in words is "two hundred thirty million, three hundred thirty-one thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 73 90 108 135 146 180 219 270 292 365 438 540 657 730 876 1095 1314 1460 1971 2190 2628 3285 3942 4380 5843 6570 7884 9855 11686 13140 17529 19710 23372 29215 35058 39420 52587 58430 70116 87645 105174 116860 157761 175290 210348 262935 315522 350580 426539 525870 631044 788805 853078 1051740 1279617 1577610 1706156 2132695 2559234 3155220 3838851 4265390 5118468 6398085 7677702 8530780 11516553 12796170 15355404 19194255 23033106 25592340 38388510 46066212 57582765 76777020 115165530 230331060