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BaseRepresentation
bin111101101001101101010
310210122012022
413231031222
51004121302
6111144442
723112542
oct7551552
93718168
102020202
11115a898
12815122
135596b2
143a8322
1529d8a2
hex1ed36a

2020202 has 16 divisors (see below), whose sum is σ = 3124872. Its totient is φ = 979200.

The previous prime is 2020181. The next prime is 2020223.

2020202 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2020181) and next prime (2020223).

It can be written as a sum of positive squares in 4 ways, for example, as 2019241 + 961 = 1421^2 + 31^2 .

It is a super-2 number, since 2×20202022 = 8162432241608, which contains 22 as substring.

2020202 is an undulating number in base 10.

2020202 is a modest number, since divided by 20202 gives 2 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 2020202.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14678 + ... + 14814.

22020202 is an apocalyptic number.

2020202 is a deficient number, since it is larger than the sum of its proper divisors (1104670).

2020202 is a wasteful number, since it uses less digits than its factorization.

2020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313.

The product of its (nonzero) digits is 16, while the sum is 8.

The square root of 2020202 is about 1421.3381019307. The cubic root of 2020202 is about 126.4149000354.

It can be divided in two parts, 2020 and 202, that added together give a palindrome (2222).

The spelling of 2020202 in words is "two million, twenty thousand, two hundred two".