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85973277 = 3132204443
BaseRepresentation
bin1010001111111…
…01100100011101
312222202220011110
411013331210131
5134002121102
612310412233
72062521645
oct507754435
9188686143
1085973277
1144590aa5
1224961079
1314a72180
14b5bd525
15783386c
hex51fd91d

85973277 has 8 divisors (see below), whose sum is σ = 123448864. Its totient is φ = 52906608.

The previous prime is 85973249. The next prime is 85973291. The reversal of 85973277 is 77237958.

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

It is not a de Polignac number, because 85973277 - 26 = 85973213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85973227) 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, 1102183 + ... + 1102260.

It is an arithmetic number, because the mean of its divisors is an integer number (15431108).

Almost surely, 285973277 is an apocalyptic number.

It is an amenable number.

85973277 is a deficient number, since it is larger than the sum of its proper divisors (37475587).

85973277 is a wasteful number, since it uses less digits than its factorization.

85973277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204459.

The product of its digits is 740880, while the sum is 48.

The square root of 85973277 is about 9272.1775759527. The cubic root of 85973277 is about 441.3547723395.

The spelling of 85973277 in words is "eighty-five million, nine hundred seventy-three thousand, two hundred seventy-seven".

Divisors: 1 3 13 39 2204443 6613329 28657759 85973277