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42806703 = 323797853
BaseRepresentation
bin1010001101001…
…0110110101111
32222112210202110
42203102312233
541424303303
64125255103
71026564612
oct243226657
988483673
1042806703
1122188345
1212404493
138b3a214
145984179
153b58703
hex28d2daf

42806703 has 16 divisors (see below), whose sum is σ = 60318720. Its totient is φ = 26948064.

The previous prime is 42806693. The next prime is 42806711. The reversal of 42806703 is 30760824.

It is not a de Polignac number, because 42806703 - 212 = 42802607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42806723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1525 + ... + 9377.

It is an arithmetic number, because the mean of its divisors is an integer number (3769920).

Almost surely, 242806703 is an apocalyptic number.

42806703 is a deficient number, since it is larger than the sum of its proper divisors (17512017).

42806703 is a wasteful number, since it uses less digits than its factorization.

42806703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7958.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 42806703 is about 6542.6831651854. The cubic root of 42806703 is about 349.8140590577.

The spelling of 42806703 in words is "forty-two million, eight hundred six thousand, seven hundred three".

Divisors: 1 3 23 69 79 237 1817 5451 7853 23559 180619 541857 620387 1861161 14268901 42806703