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2020510030 = 2571121491601
BaseRepresentation
bin111100001101110…
…1000100101001110
312012210221112200211
41320123220211032
513114222310110
6532254313034
7101033023540
oct17033504516
95183845624
102020510030
11947586100
124847b877a
132627a8986
141524b7690
15bc5b498a
hex786e894e

2020510030 has 96 divisors (see below), whose sum is σ = 4602225600. Its totient is φ = 625152000.

The previous prime is 2020510013. The next prime is 2020510057. The reversal of 2020510030 is 300150202.

It is a congruent number.

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, 1261230 + ... + 1262830.

It is an arithmetic number, because the mean of its divisors is an integer number (47939850).

Almost surely, 22020510030 is an apocalyptic number.

2020510030 is an abundant number, since it is smaller than the sum of its proper divisors (2581715570).

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

2020510030 is a wasteful number, since it uses less digits than its factorization.

2020510030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786 (or 1775 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2020510030 is about 44950.0837596550. The cubic root of 2020510030 is about 1264.2132473994.

Adding to 2020510030 its reverse (300150202), we get a palindrome (2320660232).

The spelling of 2020510030 in words is "two billion, twenty million, five hundred ten thousand, thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 121 149 154 242 298 385 605 745 770 847 1043 1210 1490 1601 1639 1694 2086 3202 3278 4235 5215 8005 8195 8470 10430 11207 11473 16010 16390 17611 18029 22414 22946 35222 36058 56035 57365 88055 90145 112070 114730 123277 126203 176110 180290 193721 238549 246554 252406 387442 477098 616385 631015 968605 1192745 1232770 1262030 1356047 1669843 1937210 2385490 2624039 2712094 3339686 5248078 6780235 8349215 13120195 13560470 16698430 18368273 26240390 28864429 36736546 57728858 91841365 144322145 183682730 202051003 288644290 404102006 1010255015 2020510030