Search a number
-
+
1230230310210 = 2325115921061981
BaseRepresentation
bin10001111001101111011…
…100001100110101000010
311100121102212100222120100
4101321233130030311002
5130124002424411320
62341054321023230
7154611153046146
oct21715734146502
94317385328510
101230230310210
11434812a35640
1217a515784b16
138c0195ba325
14437873a5226
1522003b59790
hex11e6f70cd42

1230230310210 has 96 divisors (see below), whose sum is σ = 3548522727360. Its totient is φ = 293182761600.

The previous prime is 1230230310209. The next prime is 1230230310233. The reversal of 1230230310210 is 120130320321.

1230230310210 is a `hidden beast` number, since 1 + 2 + 302 + 30 + 310 + 21 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10472581 + ... + 10589400.

It is an arithmetic number, because the mean of its divisors is an integer number (36963778410).

Almost surely, 21230230310210 is an apocalyptic number.

1230230310210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230230310210 is an abundant number, since it is smaller than the sum of its proper divisors (2318292417150).

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

1230230310210 is a wasteful number, since it uses less digits than its factorization.

1230230310210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21062064 (or 21062061 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1230230310210 its reverse (120130320321), we get a palindrome (1350360630531).

The spelling of 1230230310210 in words is "one trillion, two hundred thirty billion, two hundred thirty million, three hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 30 33 45 55 59 66 90 99 110 118 165 177 198 295 330 354 495 531 590 649 885 990 1062 1298 1770 1947 2655 3245 3894 5310 5841 6490 9735 11682 19470 29205 58410 21061981 42123962 63185943 105309905 126371886 189557829 210619810 231681791 315929715 379115658 463363582 631859430 695045373 947789145 1158408955 1242656879 1390090746 1895578290 2085136119 2316817910 2485313758 3475226865 3727970637 4170272238 6213284395 6950453730 7455941274 10425680595 11183911911 12426568790 13669225669 18639853185 20851361190 22367823822 27338451338 37279706370 41007677007 55919559555 68346128345 82015354014 111839119110 123023031021 136692256690 205038385035 246046062042 410076770070 615115155105 1230230310210