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85951151 = 1113678971
BaseRepresentation
bin1010001111110…
…00001010101111
312222201202210222
411013320022233
5134000414101
612310121555
72062400306
oct507701257
9188652728
1085951151
1144576410
12249502bb
1314a65090
14b5b543d
15782c01b
hex51f82af

85951151 has 16 divisors (see below), whose sum is σ = 102496128. Its totient is φ = 71042400.

The previous prime is 85951147. The next prime is 85951153. The reversal of 85951151 is 15115958.

It is not a de Polignac number, because 85951151 - 22 = 85951147 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85951153) 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, 5096 + ... + 14066.

It is an arithmetic number, because the mean of its divisors is an integer number (6406008).

Almost surely, 285951151 is an apocalyptic number.

85951151 is a deficient number, since it is larger than the sum of its proper divisors (16544977).

85951151 is a wasteful number, since it uses less digits than its factorization.

85951151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9062.

The product of its digits is 9000, while the sum is 35.

The square root of 85951151 is about 9270.9843598185. The cubic root of 85951151 is about 441.3169068775.

The spelling of 85951151 in words is "eighty-five million, nine hundred fifty-one thousand, one hundred fifty-one".

Divisors: 1 11 13 67 143 737 871 8971 9581 98681 116623 601057 1282853 6611627 7813741 85951151