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85047153 = 334618191
BaseRepresentation
bin1010001000110…
…11011101110001
312221000211202120
411010123131301
5133233002103
612234504453
72051613612
oct504333561
9187024676
1085047153
1144009204
1224595129
1314809779
14b41bc09
1576ee253
hex511b771

85047153 has 8 divisors (see below), whose sum is σ = 113442816. Its totient is φ = 56674800.

The previous prime is 85047133. The next prime is 85047181. The reversal of 85047153 is 35174058.

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

It is not a de Polignac number, because 85047153 - 25 = 85047121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85047103) 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, 6288 + ... + 14478.

It is an arithmetic number, because the mean of its divisors is an integer number (14180352).

Almost surely, 285047153 is an apocalyptic number.

It is an amenable number.

85047153 is a deficient number, since it is larger than the sum of its proper divisors (28395663).

85047153 is a wasteful number, since it uses less digits than its factorization.

85047153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11655.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 85047153 is about 9222.1013332103. The cubic root of 85047153 is about 439.7642556018.

The spelling of 85047153 in words is "eighty-five million, forty-seven thousand, one hundred fifty-three".

Divisors: 1 3 3461 8191 10383 24573 28349051 85047153