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1230214110 = 235233748187
BaseRepresentation
bin100100101010011…
…1001001111011110
310011201212100111120
41021110321033132
510004413322420
6322023431410
742325435026
oct11124711736
93151770446
101230214110
11581473084
122a3bb5566
13167b42a58
14b9556a86
1573007d40
hex495393de

1230214110 has 64 divisors (see below), whose sum is σ = 3164216832. Its totient is φ = 305306496.

The previous prime is 1230214099. The next prime is 1230214123. The reversal of 1230214110 is 114120321.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1230214110.

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 31 ways as a sum of consecutive naturals, for example, 1437 + ... + 49623.

It is an arithmetic number, because the mean of its divisors is an integer number (49440888).

Almost surely, 21230214110 is an apocalyptic number.

1230214110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1230214110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1582108416).

1230214110 is an abundant number, since it is smaller than the sum of its proper divisors (1934002722).

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

1230214110 is a wasteful number, since it uses less digits than its factorization.

1230214110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48257.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1230214110 is about 35074.4081917286. The cubic root of 1230214110 is about 1071.5034358101.

Adding to 1230214110 its reverse (114120321), we get a palindrome (1344334431).

The spelling of 1230214110 in words is "one billion, two hundred thirty million, two hundred fourteen thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 23 30 37 46 69 74 111 115 138 185 222 230 345 370 555 690 851 1110 1702 2553 4255 5106 8510 12765 25530 48187 96374 144561 240935 289122 481870 722805 1108301 1445610 1782919 2216602 3324903 3565838 5348757 5541505 6649806 8914595 10697514 11083010 16624515 17829190 26743785 33249030 41007137 53487570 82014274 123021411 205035685 246042822 410071370 615107055 1230214110