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85995023 = 3115717669
BaseRepresentation
bin1010010000000…
…10111000001111
312222210222222212
411020002320033
5134003320043
612311101035
72062642232
oct510027017
9188728885
1085995023
11445a6374
122497177b
1314a7c03a
14b5c7419
15783a018
hex5202e0f

85995023 has 8 divisors (see below), whose sum is σ = 89339520. Its totient is φ = 82686240.

The previous prime is 85995011. The next prime is 85995029. The reversal of 85995023 is 32059958.

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 85995023 - 224 = 69217807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85995029) 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 7 ways as a sum of consecutive naturals, for example, 3968 + ... + 13701.

It is an arithmetic number, because the mean of its divisors is an integer number (11167440).

Almost surely, 285995023 is an apocalyptic number.

85995023 is a deficient number, since it is larger than the sum of its proper divisors (3344497).

85995023 is a wasteful number, since it uses less digits than its factorization.

85995023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17857.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 85995023 is about 9273.3501497571. The cubic root of 85995023 is about 441.3919811564.

The spelling of 85995023 in words is "eighty-five million, nine hundred ninety-five thousand, twenty-three".

Divisors: 1 31 157 4867 17669 547739 2774033 85995023