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42052300 = 22522111993
BaseRepresentation
bin1010000001101…
…0101011001100
32221010110220121
42200122223030
541231133200
64101154324
71020303313
oct240325314
987113817
1042052300
1121812574
12120bb9a4
138934a24
14582927a
153a59e1a
hex281aacc

42052300 has 36 divisors (see below), whose sum is σ = 91731976. Its totient is φ = 16732800.

The previous prime is 42052277. The next prime is 42052319. The reversal of 42052300 is 325024.

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 11 ways as a sum of consecutive naturals, for example, 20104 + ... + 22096.

Almost surely, 242052300 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 42052300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45865988).

42052300 is an abundant number, since it is smaller than the sum of its proper divisors (49679676).

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

42052300 is a wasteful number, since it uses less digits than its factorization.

42052300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218 (or 2211 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 42052300 is about 6484.7744756468. The cubic root of 42052300 is about 347.7468873345.

Adding to 42052300 its reverse (325024), we get a palindrome (42377324).

The spelling of 42052300 in words is "forty-two million, fifty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 211 422 844 1055 1993 2110 3986 4220 5275 7972 9965 10550 19930 21100 39860 49825 99650 199300 420523 841046 1682092 2102615 4205230 8410460 10513075 21026150 42052300