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85127230 = 258512723
BaseRepresentation
bin1010001001011…
…11000000111110
312221011220121101
411010233000332
5133243032410
612240323314
72052366226
oct504570076
9187156541
1085127230
1144063391
122461353a
1314837056
14b43d086
157717d3a
hex512f03e

85127230 has 8 divisors (see below), whose sum is σ = 153229032. Its totient is φ = 34050888.

The previous prime is 85127227. The next prime is 85127233. The reversal of 85127230 is 3272158.

It is an interprime number because it is at equal distance from previous prime (85127227) and next prime (85127233).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85127233) 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 3 ways as a sum of consecutive naturals, for example, 4256352 + ... + 4256371.

It is an arithmetic number, because the mean of its divisors is an integer number (19153629).

Almost surely, 285127230 is an apocalyptic number.

85127230 is a deficient number, since it is larger than the sum of its proper divisors (68101802).

85127230 is a wasteful number, since it uses less digits than its factorization.

85127230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8512730.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 85127230 is about 9226.4418927342. The cubic root of 85127230 is about 439.9022337880.

Adding to 85127230 its reverse (3272158), we get a palindrome (88399388).

The spelling of 85127230 in words is "eighty-five million, one hundred twenty-seven thousand, two hundred thirty".

Divisors: 1 2 5 10 8512723 17025446 42563615 85127230