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85177214 = 2191222977
BaseRepresentation
bin1010001001110…
…11001101111110
312221021110011122
411010323031332
5133301132324
612241350542
72052665033
oct504731576
9187243148
1085177214
11440979a1
1224638452
1314853a25
14b45338a
157727a5e
hex513b37e

85177214 has 8 divisors (see below), whose sum is σ = 128435328. Its totient is φ = 42365440.

The previous prime is 85177193. The next prime is 85177229. The reversal of 85177214 is 41277158.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111107 + ... + 111870.

It is an arithmetic number, because the mean of its divisors is an integer number (16054416).

Almost surely, 285177214 is an apocalyptic number.

85177214 is a deficient number, since it is larger than the sum of its proper divisors (43258114).

85177214 is a wasteful number, since it uses less digits than its factorization.

85177214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223170.

The product of its digits is 15680, while the sum is 35.

The square root of 85177214 is about 9229.1502317386. The cubic root of 85177214 is about 439.9883158054.

The spelling of 85177214 in words is "eighty-five million, one hundred seventy-seven thousand, two hundred fourteen".

Divisors: 1 2 191 382 222977 445954 42588607 85177214