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2060020 = 225103001
BaseRepresentation
bin111110110111011110100
310212122211001
413312323310
51011410040
6112053044
723336614
oct7667364
93778731
102060020
1111877a6
12834184
13571861
143b8a44
152aa59a
hex1f6ef4

2060020 has 12 divisors (see below), whose sum is σ = 4326084. Its totient is φ = 824000.

The previous prime is 2059979. The next prime is 2060021. The reversal of 2060020 is 200602.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 364816 + 1695204 = 604^2 + 1302^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2059979 and 2060006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2060021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51481 + ... + 51520.

It is an arithmetic number, because the mean of its divisors is an integer number (360507).

22060020 is an apocalyptic number.

2060020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2060020 is an abundant number, since it is smaller than the sum of its proper divisors (2266064).

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

2060020 is a wasteful number, since it uses less digits than its factorization.

2060020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103010 (or 103008 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2060020 is about 1435.2769767540. The cubic root of 2060020 is about 127.2400444837.

Adding to 2060020 its reverse (200602), we get a palindrome (2260622).

The spelling of 2060020 in words is "two million, sixty thousand, twenty".

Divisors: 1 2 4 5 10 20 103001 206002 412004 515005 1030010 2060020