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42030204 = 22319832221
BaseRepresentation
bin1010000001010…
…1010001111100
32221002100121020
42200111101330
541224431304
64100504140
71020152016
oct240252174
987070536
1042030204
11217a7a07
12120ab050
138927958
1458211b6
153a535d9
hex281547c

42030204 has 48 divisors (see below), whose sum is σ = 104522880. Its totient is φ = 13106880.

The previous prime is 42030199. The next prime is 42030211. The reversal of 42030204 is 40203024.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 17814 + ... + 20034.

It is an arithmetic number, because the mean of its divisors is an integer number (2177560).

Almost surely, 242030204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42030204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52261440).

42030204 is an abundant number, since it is smaller than the sum of its proper divisors (62492676).

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

42030204 is a wasteful number, since it uses less digits than its factorization.

42030204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 42030204 is about 6483.0705687969. The cubic root of 42030204 is about 347.6859698468.

Adding to 42030204 its reverse (40203024), we get a palindrome (82233228).

It can be divided in two parts, 4203020 and 4, that added together give a palindrome (4203024).

The spelling of 42030204 in words is "forty-two million, thirty thousand, two hundred four".

Divisors: 1 2 3 4 6 12 19 38 57 76 83 114 166 228 249 332 498 996 1577 2221 3154 4442 4731 6308 6663 8884 9462 13326 18924 26652 42199 84398 126597 168796 184343 253194 368686 506388 553029 737372 1106058 2212116 3502517 7005034 10507551 14010068 21015102 42030204