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2020103010 = 2335163197233
BaseRepresentation
bin111100001101000…
…0101001101100010
312012210011212101000
41320122011031202
513114121244020
6532241452430
7101026410102
oct17032051542
95183155330
102020103010
11947328322
12484641116
13262695633
1415240d202
15bc534090
hex78685362

2020103010 has 128 divisors (see below), whose sum is σ = 5470882560. Its totient is φ = 530385408.

The previous prime is 2020102999. The next prime is 2020103017. The reversal of 2020103010 is 103010202.

It is a happy number.

It is a super-2 number, since 2×20201030102 = 8161632342022120200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2020102983 and 2020103001.

It is not an unprimeable number, because it can be changed into a prime (2020103017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8669854 + ... + 8670086.

It is an arithmetic number, because the mean of its divisors is an integer number (42741270).

Almost surely, 22020103010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2020103010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2735441280).

2020103010 is an abundant number, since it is smaller than the sum of its proper divisors (3450779550).

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

2020103010 is a wasteful number, since it uses less digits than its factorization.

2020103010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 603 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2020103010 is about 44945.5560650883. The cubic root of 2020103010 is about 1264.1283522287.

Adding to 2020103010 its reverse (103010202), we get a palindrome (2123113212).

The spelling of 2020103010 in words is "two billion, twenty million, one hundred three thousand, ten".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 163 197 233 270 326 394 466 489 591 699 815 978 985 1165 1182 1398 1467 1630 1773 1970 2097 2330 2445 2934 2955 3495 3546 4194 4401 4890 5319 5910 6291 6990 7335 8802 8865 10485 10638 12582 14670 17730 20970 22005 26595 31455 32111 37979 44010 45901 53190 62910 64222 75958 91802 96333 113937 137703 160555 189895 192666 227874 229505 275406 288999 321110 341811 379790 413109 459010 481665 569685 577998 683622 688515 826218 866997 963330 1025433 1139370 1239327 1377030 1444995 1709055 1733994 2050866 2065545 2478654 2889990 3418110 4131090 4334985 5127165 6196635 7481863 8669970 10254330 12393270 14963726 22445589 37409315 44891178 67336767 74818630 112227945 134673534 202010301 224455890 336683835 404020602 673367670 1010051505 2020103010