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202000202 = 210129901
BaseRepresentation
bin11000000101001…
…00011101001010
3112002002200011222
430002210131022
5403203001302
632013322042
75001654605
oct1402443512
9462080158
10202000202
11a4029818
1257796322
1332b07861
141cb8333c
1512b01da2
hexc0a474a

202000202 has 12 divisors (see below), whose sum is σ = 306060918. Its totient is φ = 99990000.

The previous prime is 202000193. The next prime is 202000259.

202000202 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 158030041 + 43970161 = 12571^2 + 6631^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202000202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15452 + ... + 25352.

Almost surely, 2202000202 is an apocalyptic number.

202000202 is a deficient number, since it is larger than the sum of its proper divisors (104060716).

202000202 is an equidigital number, since it uses as much as digits as its factorization.

202000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10105 (or 10004 counting only the distinct ones).

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

The square root of 202000202 is about 14212.6775098853. The cubic root of 202000202 is about 586.7466264263.

It can be divided in two parts, 202000 and 202, that added together give a palindrome (202202).

The spelling of 202000202 in words is "two hundred two million, two hundred two", and thus it is an aban number.

Divisors: 1 2 101 202 9901 10201 19802 20402 1000001 2000002 101000101 202000202