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85274942 = 259722669
BaseRepresentation
bin1010001010100…
…11000100111110
312221110102020012
411011103010332
5133312244232
612243423222
72053552664
oct505230476
9187412205
1085274942
1144154365
1224684b12
131488935c
14b47ac34
1577469b2
hex515313e

85274942 has 8 divisors (see below), whose sum is σ = 130080600. Its totient is φ = 41914744.

The previous prime is 85274939. The next prime is 85274963. The reversal of 85274942 is 24947258.

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

It is a self number, because there is not a number n which added to its sum of digits gives 85274942.

It is a congruent number.

It is an unprimeable number.

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, 361217 + ... + 361452.

It is an arithmetic number, because the mean of its divisors is an integer number (16260075).

Almost surely, 285274942 is an apocalyptic number.

85274942 is a deficient number, since it is larger than the sum of its proper divisors (44805658).

85274942 is a wasteful number, since it uses less digits than its factorization.

85274942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722730.

The product of its digits is 161280, while the sum is 41.

The square root of 85274942 is about 9234.4432425566. The cubic root of 85274942 is about 440.1565248900.

The spelling of 85274942 in words is "eighty-five million, two hundred seventy-four thousand, nine hundred forty-two".

Divisors: 1 2 59 118 722669 1445338 42637471 85274942