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42020300 = 2252760029
BaseRepresentation
bin1010000001001…
…0110111001100
32221001212000102
42200102313030
541224122200
64100350232
71020111110
oct240226714
987055012
1042020300
11217a0523
12120a5378
1389232aa
14581b740
153a506d5
hex2812dcc

42020300 has 36 divisors (see below), whose sum is σ = 104212080. Its totient is φ = 14406720.

The previous prime is 42020281. The next prime is 42020309. The reversal of 42020300 is 302024.

It is a super-2 number, since 2×420203002 = 3531411224180000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42020309) 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 11 ways as a sum of consecutive naturals, for example, 29315 + ... + 30714.

It is an arithmetic number, because the mean of its divisors is an integer number (2894780).

Almost surely, 242020300 is an apocalyptic number.

It is an amenable number.

42020300 is an abundant number, since it is smaller than the sum of its proper divisors (62191780).

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

42020300 is a wasteful number, since it uses less digits than its factorization.

42020300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60050 (or 60043 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 42020300 is about 6482.3066882091. The cubic root of 42020300 is about 347.6586581199.

Adding to 42020300 its reverse (302024), we get a palindrome (42322324).

The spelling of 42020300 in words is "forty-two million, twenty thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 700 60029 120058 240116 300145 420203 600290 840406 1200580 1500725 1680812 2101015 3001450 4202030 6002900 8404060 10505075 21010150 42020300