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85052450 = 2527415927
BaseRepresentation
bin1010001000111…
…00110000100010
312221001010000202
411010130300202
5133233134300
612234545202
72051635220
oct504346042
9187033022
1085052450
114401218a
1224598202
131480bcc2
14b41db10
157700ad5
hex511cc22

85052450 has 48 divisors (see below), whose sum is σ = 185238144. Its totient is φ = 28444800.

The previous prime is 85052441. The next prime is 85052467. The reversal of 85052450 is 5425058.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11387 + ... + 17313.

It is an arithmetic number, because the mean of its divisors is an integer number (3859128).

Almost surely, 285052450 is an apocalyptic number.

85052450 is an abundant number, since it is smaller than the sum of its proper divisors (100185694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85052450 is a wasteful number, since it uses less digits than its factorization.

85052450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5987 (or 5982 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 85052450 is about 9222.3885192503. The cubic root of 85052450 is about 439.7733853721.

The spelling of 85052450 in words is "eighty-five million, fifty-two thousand, four hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 41 50 70 82 175 205 287 350 410 574 1025 1435 2050 2870 5927 7175 11854 14350 29635 41489 59270 82978 148175 207445 243007 296350 414890 486014 1037225 1215035 1701049 2074450 2430070 3402098 6075175 8505245 12150350 17010490 42526225 85052450