Search a number
2020002 = 23336667
BaseRepresentation
bin111101101001010100010
310210121220220
413231022202
51004120002
6111143510
723112135
oct7551242
93717826
102020002
11115a726
12814b96
1355958a
143a821c
1529d7bc
hex1ed2a2

2020002 has 8 divisors (see below), whose sum is σ = 4040016. Its totient is φ = 673332.

The previous prime is 2020001. The next prime is 2020003. The reversal of 2020002 is 2000202.

It is an interprime number because it is at equal distance from previous prime (2020001) and next prime (2020003).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (6), and also a Moran number because the ratio is a prime number: 336667 = 2020002 / (2 + 0 + 2 + 0 + 0 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (2020001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 168328 + ... + 168339.

It is an arithmetic number, because the mean of its divisors is an integer number (505002).

22020002 is an apocalyptic number.

2020002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2020002 is a wasteful number, since it uses less digits than its factorization.

2020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336672.

The product of its (nonzero) digits is 8, while the sum is 6.

The square root of 2020002 is about 1421.2677439526. The cubic root of 2020002 is about 126.4107282060.

Adding to 2020002 its reverse (2000202), we get a palindrome (4020204).

The spelling of 2020002 in words is "two million, twenty thousand, two".

Divisors: 1 2 3 6 336667 673334 1010001 2020002