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2021202006 = 234719936017
BaseRepresentation
bin111100001111001…
…0001100001010110
312012212020200220120
41320132101201112
513114411431011
6532321212410
7101041635135
oct17036214126
95185220816
102021202006
11947a08a8a
12484a91106
1326298b925
1415261791c
15bc69ea06
hex78791856

2021202006 has 32 divisors (see below), whose sum is σ = 4149273600. Its totient is φ = 656067456.

The previous prime is 2021201989. The next prime is 2021202017. The reversal of 2021202006 is 6002021202.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38110 + ... + 74126.

It is an arithmetic number, because the mean of its divisors is an integer number (129664800).

Almost surely, 22021202006 is an apocalyptic number.

2021202006 is an abundant number, since it is smaller than the sum of its proper divisors (2128071594).

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

2021202006 is a wasteful number, since it uses less digits than its factorization.

2021202006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36268.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2021202006 is about 44957.7802610405. The cubic root of 2021202006 is about 1264.3575517855.

Adding to 2021202006 its reverse (6002021202), we get a palindrome (8023223208).

The spelling of 2021202006 in words is "two billion, twenty-one million, two hundred two thousand, six".

Divisors: 1 2 3 6 47 94 141 199 282 398 597 1194 9353 18706 28059 36017 56118 72034 108051 216102 1692799 3385598 5078397 7167383 10156794 14334766 21502149 43004298 336867001 673734002 1010601003 2021202006