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42802700 = 2252428027
BaseRepresentation
bin1010001101000…
…1111000001100
32222112121021012
42203101320030
541424141300
64125224352
71026550133
oct243217014
988477235
1042802700
1122185336
12124020b8
138b38455
14598291a
153b57435
hex28d1e0c

42802700 has 18 divisors (see below), whose sum is σ = 92882076. Its totient is φ = 17121040.

The previous prime is 42802691. The next prime is 42802703. The reversal of 42802700 is 720824.

It is a super-2 number, since 2×428027002 = 3664142254580000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42802703) 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 5 ways as a sum of consecutive naturals, for example, 213914 + ... + 214113.

Almost surely, 242802700 is an apocalyptic number.

It is an amenable number.

42802700 is an abundant number, since it is smaller than the sum of its proper divisors (50079376).

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

42802700 is a wasteful number, since it uses less digits than its factorization.

42802700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428041 (or 428034 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 42802700 is about 6542.3772437853. The cubic root of 42802700 is about 349.8031546180.

The spelling of 42802700 in words is "forty-two million, eight hundred two thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 428027 856054 1712108 2140135 4280270 8560540 10700675 21401350 42802700