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6031215030 = 23519531811103
BaseRepresentation
bin1011001110111110…
…10000100110110110
3120120022210110122110
411213133100212312
544322442340110
62434245511450
7302313324201
oct54737204666
916508713573
106031215030
112615511135
121203a12586
137516a7ab9
14413016938
15254751a20
hex1677d09b6

6031215030 has 128 divisors (see below), whose sum is σ = 15624161280. Its totient is φ = 1485319680.

The previous prime is 6031214989. The next prime is 6031215053. The reversal of 6031215030 is 305121306.

It is a junction number, because it is equal to n+sod(n) for n = 6031214988 and 6031215006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5467459 + ... + 5468561.

It is an arithmetic number, because the mean of its divisors is an integer number (122063760).

Almost surely, 26031215030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6031215030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7812080640).

6031215030 is an abundant number, since it is smaller than the sum of its proper divisors (9592946250).

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

6031215030 is a wasteful number, since it uses less digits than its factorization.

6031215030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 6031215030 is about 77660.8976898928. The cubic root of 6031215030 is about 1820.2663368629.

Adding to 6031215030 its reverse (305121306), we get a palindrome (6336336336).

The spelling of 6031215030 in words is "six billion, thirty-one million, two hundred fifteen thousand, thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 53 57 95 106 114 159 181 190 265 285 318 362 530 543 570 795 905 1007 1086 1103 1590 1810 2014 2206 2715 3021 3309 3439 5035 5430 5515 6042 6618 6878 9593 10070 10317 11030 15105 16545 17195 19186 20634 20957 28779 30210 33090 34390 41914 47965 51585 57558 58459 62871 95930 103170 104785 116918 125742 143895 175377 182267 199643 209570 287790 292295 314355 350754 364534 399286 546801 584590 598929 628710 876885 911335 998215 1093602 1110721 1197858 1753770 1822670 1996430 2221442 2734005 2994645 3332163 3793217 5468010 5553605 5989290 6664326 7586434 10581079 11107210 11379651 16660815 18966085 21162158 22759302 31743237 33321630 37932170 52905395 56898255 63486474 105810790 113796510 158716185 201040501 317432370 402081002 603121503 1005202505 1206243006 2010405010 3015607515 6031215030