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85277030 = 2513736211
BaseRepresentation
bin1010001010100…
…11100101100110
312221110112002112
411011103211212
5133312331110
612243441022
72053562036
oct505234546
9187415075
1085277030
1144155993
1224686172
131488a2a7
14b47b8c6
157747405
hex5153966

85277030 has 16 divisors (see below), whose sum is σ = 153635184. Its totient is φ = 34080480.

The previous prime is 85277029. The next prime is 85277039. The reversal of 85277030 is 3077258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85277039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10625 + ... + 16835.

It is an arithmetic number, because the mean of its divisors is an integer number (9602199).

Almost surely, 285277030 is an apocalyptic number.

85277030 is a deficient number, since it is larger than the sum of its proper divisors (68358154).

85277030 is a wasteful number, since it uses less digits than its factorization.

85277030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7591.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 85277030 is about 9234.5562968667. The cubic root of 85277030 is about 440.1601173456.

The spelling of 85277030 in words is "eighty-five million, two hundred seventy-seven thousand, thirty".

Divisors: 1 2 5 10 1373 2746 6211 6865 12422 13730 31055 62110 8527703 17055406 42638515 85277030