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85050707 = 7192922051
BaseRepresentation
bin1010001000111…
…00010101010011
312221001000122012
411010130111103
5133233110312
612234533135
72051630150
oct504342523
9187030565
1085050707
1144010945
12245971ab
131480b281
14b41d227
157700322
hex511c553

85050707 has 16 divisors (see below), whose sum is σ = 105849600. Its totient is φ = 66679200.

The previous prime is 85050697. The next prime is 85050727. The reversal of 85050707 is 70705058.

It is not a de Polignac number, because 85050707 - 28 = 85050451 is a prime.

It is a super-2 number, since 2×850507072 = 14467245522399698, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85050727) 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, 7169 + ... + 14882.

It is an arithmetic number, because the mean of its divisors is an integer number (6615600).

Almost surely, 285050707 is an apocalyptic number.

85050707 is a deficient number, since it is larger than the sum of its proper divisors (20798893).

85050707 is a wasteful number, since it uses less digits than its factorization.

85050707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22106.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 85050707 is about 9222.2940204702. The cubic root of 85050707 is about 439.7703812249.

The spelling of 85050707 in words is "eighty-five million, fifty thousand, seven hundred seven".

Divisors: 1 7 19 29 133 203 551 3857 22051 154357 418969 639479 2932783 4476353 12150101 85050707