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85254368 = 2519140221
BaseRepresentation
bin1010001010011…
…10000011100000
312221102101000012
411011032003200
5133311114433
612243144052
72053436003
oct505160340
9187371005
1085254368
114413a961
1224675028
131487cb94
14b47353a
157740848
hex514e0e0

85254368 has 24 divisors (see below), whose sum is σ = 176679720. Its totient is φ = 40383360.

The previous prime is 85254361. The next prime is 85254383. The reversal of 85254368 is 86345258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85254361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69503 + ... + 70718.

It is an arithmetic number, because the mean of its divisors is an integer number (7361655).

Almost surely, 285254368 is an apocalyptic number.

It is an amenable number.

85254368 is an abundant number, since it is smaller than the sum of its proper divisors (91425352).

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

85254368 is a wasteful number, since it uses less digits than its factorization.

85254368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140250 (or 140242 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 85254368 is about 9233.3291937416. The cubic root of 85254368 is about 440.1211236787.

The spelling of 85254368 in words is "eighty-five million, two hundred fifty-four thousand, three hundred sixty-eight".

Divisors: 1 2 4 8 16 19 32 38 76 152 304 608 140221 280442 560884 1121768 2243536 2664199 4487072 5328398 10656796 21313592 42627184 85254368