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423034310230 = 257217239921169
BaseRepresentation
bin1100010011111101100…
…11110100111001010110
31111102220222200120100221
412021332303310321112
523412333240411410
6522201141224554
742364120210300
oct6117663647126
91442828616327
10423034310230
11153453926624
1269ba140215a
1330b798512cc
1416691462970
15b00dc344da
hex627ecf4e56

423034310230 has 96 divisors (see below), whose sum is σ = 938322144000. Its totient is φ = 136445202432.

The previous prime is 423034310227. The next prime is 423034310239. The reversal of 423034310230 is 32013430324.

It is a junction number, because it is equal to n+sod(n) for n = 423034310195 and 423034310204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423034310239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19973086 + ... + 19994254.

It is an arithmetic number, because the mean of its divisors is an integer number (9774189000).

Almost surely, 2423034310230 is an apocalyptic number.

423034310230 is an abundant number, since it is smaller than the sum of its proper divisors (515287833770).

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

423034310230 is a wasteful number, since it uses less digits than its factorization.

423034310230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23606 (or 23599 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 423034310230 its reverse (32013430324), we get a palindrome (455047740554).

The spelling of 423034310230 in words is "four hundred twenty-three billion, thirty-four million, three hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 17 34 35 49 70 85 98 119 170 238 245 490 595 833 1190 1666 2399 4165 4798 8330 11995 16793 21169 23990 33586 40783 42338 81566 83965 105845 117551 148183 167930 203915 211690 235102 285481 296366 359873 407830 570962 587755 719746 740915 1037281 1175510 1427405 1481830 1799365 1998367 2074562 2519111 2854810 3598730 3996734 5038222 5186405 9991835 10372810 12595555 17633777 19983670 25191110 35267554 50784431 88168885 101568862 176337770 253922155 355491017 507844310 710982034 863335327 1726670654 1777455085 2488437119 3554910170 4316676635 4976874238 6043347289 8633353270 12086694578 12442185595 24884371190 30216736445 42303431023 60433472890 84606862046 211517155115 423034310230