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85273201 = 137192387
BaseRepresentation
bin1010001010100…
…10101001110001
312221110022211201
411011102221301
5133312220301
612243411201
72053544626
oct505225161
9187408751
1085273201
1144153022
1224683b01
1314888620
14b47a34d
157746201
hex5152a71

85273201 has 8 divisors (see below), whose sum is σ = 93127104. Its totient is φ = 77604240.

The previous prime is 85273187. The next prime is 85273211. The reversal of 85273201 is 10237258.

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

It is a cyclic number.

It is not a de Polignac number, because 85273201 - 25 = 85273169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 85273201.

It is not an unprimeable number, because it can be changed into a prime (85273211) 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, 45271 + ... + 47116.

It is an arithmetic number, because the mean of its divisors is an integer number (11640888).

Almost surely, 285273201 is an apocalyptic number.

It is an amenable number.

85273201 is a deficient number, since it is larger than the sum of its proper divisors (7853903).

85273201 is a wasteful number, since it uses less digits than its factorization.

85273201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92471.

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

The square root of 85273201 is about 9234.3489754286. The cubic root of 85273201 is about 440.1535294117.

The spelling of 85273201 in words is "eighty-five million, two hundred seventy-three thousand, two hundred one".

Divisors: 1 13 71 923 92387 1201031 6559477 85273201