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85202845 = 5713199941
BaseRepresentation
bin1010001010000…
…01011110011101
312221022202022221
411011001132131
5133302442340
612242105341
72053132540
oct505013635
9187282287
1085202845
1144105182
122464b251
13148625b0
14b45c857
15773044a
hex514179d

85202845 has 32 divisors (see below), whose sum is σ = 126604800. Its totient is φ = 53602560.

The previous prime is 85202837. The next prime is 85202851. The reversal of 85202845 is 54820258.

It is not a de Polignac number, because 85202845 - 23 = 85202837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85202845.

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 31 ways as a sum of consecutive naturals, for example, 90075 + ... + 91015.

It is an arithmetic number, because the mean of its divisors is an integer number (3956400).

Almost surely, 285202845 is an apocalyptic number.

It is an amenable number.

85202845 is a deficient number, since it is larger than the sum of its proper divisors (41401955).

85202845 is a wasteful number, since it uses less digits than its factorization.

85202845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165.

The product of its (nonzero) digits is 25600, while the sum is 34.

The square root of 85202845 is about 9230.5387166730. The cubic root of 85202845 is about 440.0324442329.

The spelling of 85202845 in words is "eighty-five million, two hundred two thousand, eight hundred forty-five".

Divisors: 1 5 7 13 35 65 91 199 455 941 995 1393 2587 4705 6587 6965 12233 12935 18109 32935 61165 85631 90545 187259 428155 936295 1310813 2434367 6554065 12171835 17040569 85202845