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86029028 = 2221507257
BaseRepresentation
bin1010010000010…
…11001011100100
312222212201122022
411020023023210
5134010412103
612311522312
72063143331
oct510131344
9188781568
1086029028
1144619978
1224989398
1314a91667
14b5d5988
157845138
hex520b2e4

86029028 has 6 divisors (see below), whose sum is σ = 150550806. Its totient is φ = 43014512.

The previous prime is 86029019. The next prime is 86029049. The reversal of 86029028 is 82092068.

It can be written as a sum of positive squares in only one way, i.e., 59320804 + 26708224 = 7702^2 + 5168^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 10753625 + ... + 10753632.

It is an arithmetic number, because the mean of its divisors is an integer number (25091801).

Almost surely, 286029028 is an apocalyptic number.

It is an amenable number.

86029028 is a deficient number, since it is larger than the sum of its proper divisors (64521778).

86029028 is a wasteful number, since it uses less digits than its factorization.

86029028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21507261 (or 21507259 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 86029028 is about 9275.1834483206. The cubic root of 86029028 is about 441.4501533460.

The spelling of 86029028 in words is "eighty-six million, twenty-nine thousand, twenty-eight".

Divisors: 1 2 4 21507257 43014514 86029028