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85280127 = 353536353
BaseRepresentation
bin1010001010101…
…00010101111111
312221110200100020
411011110111333
5133312431002
612243503223
72053604052
oct505242577
9187420306
1085280127
1144158249
1224687b13
131488b81a
14b47ca99
1577482bc
hex515457f

85280127 has 8 divisors (see below), whose sum is σ = 115852464. Its totient is φ = 55780608.

The previous prime is 85280099. The next prime is 85280131. The reversal of 85280127 is 72108258.

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

It is not a de Polignac number, because 85280127 - 212 = 85276031 is a prime.

It is a super-2 number, since 2×852801272 = 14545400122272258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85280147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268018 + ... + 268335.

It is an arithmetic number, because the mean of its divisors is an integer number (14481558).

Almost surely, 285280127 is an apocalyptic number.

85280127 is a deficient number, since it is larger than the sum of its proper divisors (30572337).

85280127 is a wasteful number, since it uses less digits than its factorization.

85280127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536409.

The product of its (nonzero) digits is 8960, while the sum is 33.

The square root of 85280127 is about 9234.7239807154. The cubic root of 85280127 is about 440.1654457026.

The spelling of 85280127 in words is "eighty-five million, two hundred eighty thousand, one hundred twenty-seven".

Divisors: 1 3 53 159 536353 1609059 28426709 85280127