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85974627 = 3171685777
BaseRepresentation
bin1010001111111…
…01111001100011
312222202222000110
411013331321203
5134002142002
612310422403
72062525614
oct507757143
9188688013
1085974627
1144592012
1224961a03
1314a7297b
14b5bdc0b
157833e6c
hex51fde63

85974627 has 8 divisors (see below), whose sum is σ = 121376016. Its totient is φ = 53944832.

The previous prime is 85974571. The next prime is 85974641. The reversal of 85974627 is 72647958.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-85974627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85974127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842838 + ... + 842939.

It is an arithmetic number, because the mean of its divisors is an integer number (15172002).

Almost surely, 285974627 is an apocalyptic number.

85974627 is a deficient number, since it is larger than the sum of its proper divisors (35401389).

85974627 is a wasteful number, since it uses less digits than its factorization.

85974627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685797.

The product of its digits is 846720, while the sum is 48.

The square root of 85974627 is about 9272.2503741001. The cubic root of 85974627 is about 441.3570824597.

The spelling of 85974627 in words is "eighty-five million, nine hundred seventy-four thousand, six hundred twenty-seven".

Divisors: 1 3 17 51 1685777 5057331 28658209 85974627