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86020235 = 5722912107
BaseRepresentation
bin1010010000010…
…01000010001011
312222212021120122
411020021002023
5134010121420
612311413455
72063105600
oct510110213
9188767518
1086020235
1144613304
122498428b
1314a8a662
14b5d26a7
157842725
hex520908b

86020235 has 24 divisors (see below), whose sum is σ = 124228080. Its totient is φ = 56946624.

The previous prime is 86020229. The next prime is 86020237. The reversal of 86020235 is 53202068.

It is not a de Polignac number, because 86020235 - 214 = 86003851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86020237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1052 + ... + 13158.

It is an arithmetic number, because the mean of its divisors is an integer number (5176170).

Almost surely, 286020235 is an apocalyptic number.

86020235 is a deficient number, since it is larger than the sum of its proper divisors (38207845).

86020235 is a wasteful number, since it uses less digits than its factorization.

86020235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12155 (or 12148 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 86020235 is about 9274.7094294107. The cubic root of 86020235 is about 441.4351126729.

The spelling of 86020235 in words is "eighty-six million, twenty thousand, two hundred thirty-five".

Divisors: 1 5 7 29 35 49 145 203 245 1015 1421 7105 12107 60535 84749 351103 423745 593243 1755515 2457721 2966215 12288605 17204047 86020235