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80110030 = 257111353151
BaseRepresentation
bin1001100011001…
…10000111001110
312120202000022011
410301212013032
5131002010110
611541011434
71661631640
oct461460716
9176660264
1080110030
1141246940
12229b3b7a
131379b4b0
14a8d4890
15707648a
hex4c661ce

80110030 has 128 divisors (see below), whose sum is σ = 198567936. Its totient is φ = 22464000.

The previous prime is 80110027. The next prime is 80110031. The reversal of 80110030 is 3001108.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80110031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 530455 + ... + 530605.

It is an arithmetic number, because the mean of its divisors is an integer number (1551312).

Almost surely, 280110030 is an apocalyptic number.

80110030 is an abundant number, since it is smaller than the sum of its proper divisors (118457906).

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

80110030 is a wasteful number, since it uses less digits than its factorization.

80110030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 80110030 is about 8950.4206605053. The cubic root of 80110030 is about 431.0843912174.

Adding to 80110030 its reverse (3001108), we get a palindrome (83111138).

The spelling of 80110030 in words is "eighty million, one hundred ten thousand, thirty".

Divisors: 1 2 5 7 10 11 13 14 22 26 35 53 55 65 70 77 91 106 110 130 143 151 154 182 265 286 302 371 385 455 530 583 689 715 742 755 770 910 1001 1057 1166 1378 1430 1510 1661 1855 1963 2002 2114 2915 3322 3445 3710 3926 4081 4823 5005 5285 5830 6890 7579 8003 8162 8305 9646 9815 10010 10570 11627 13741 15158 16006 16610 19630 20405 21593 23254 24115 27482 37895 40015 40810 43186 48230 53053 56021 58135 68705 75790 80030 88033 104039 106106 107965 112042 116270 137410 151151 176066 208078 215930 265265 280105 302302 440165 520195 530530 560210 616231 728273 755755 880330 1040390 1144429 1232462 1456546 1511510 2288858 3081155 3641365 5722145 6162310 7282730 8011003 11444290 16022006 40055015 80110030