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85448105 = 523743027
BaseRepresentation
bin1010001011111…
…01010110101001
312221210012202122
411011331112221
5133333314410
612251241025
72055203561
oct505752651
9187705678
1085448105
1144262476
1224749175
131491a112
14b4c3da1
15777ce55
hex517d5a9

85448105 has 8 divisors (see below), whose sum is σ = 106996032. Its totient is φ = 65386288.

The previous prime is 85448093. The next prime is 85448161. The reversal of 85448105 is 50184458.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85448105 - 28 = 85447849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371399 + ... + 371628.

It is an arithmetic number, because the mean of its divisors is an integer number (13374504).

Almost surely, 285448105 is an apocalyptic number.

It is an amenable number.

85448105 is a deficient number, since it is larger than the sum of its proper divisors (21547927).

85448105 is a wasteful number, since it uses less digits than its factorization.

85448105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743055.

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 85448105 is about 9243.8144183016. The cubic root of 85448105 is about 440.4542571021.

The spelling of 85448105 in words is "eighty-five million, four hundred forty-eight thousand, one hundred five".

Divisors: 1 5 23 115 743027 3715135 17089621 85448105