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87025246 = 27113118229
BaseRepresentation
bin1010010111111…
…10011001011110
320001202100012021
411023332121132
5134234301441
612345130354
72104462630
oct513763136
9201670167
1087025246
114513a3a0
12251899ba
131504cc39
14b7b4a50
1579903d1
hex52fe65e

87025246 has 32 divisors (see below), whose sum is σ = 168007680. Its totient is φ = 32810400.

The previous prime is 87025219. The next prime is 87025283. The reversal of 87025246 is 64252078.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4341 + ... + 13888.

It is an arithmetic number, because the mean of its divisors is an integer number (5250240).

Almost surely, 287025246 is an apocalyptic number.

87025246 is a deficient number, since it is larger than the sum of its proper divisors (80982434).

87025246 is a wasteful number, since it uses less digits than its factorization.

87025246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18280.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 87025246 is about 9328.7322825773. The cubic root of 87025246 is about 443.1476186481.

The spelling of 87025246 in words is "eighty-seven million, twenty-five thousand, two hundred forty-six".

Divisors: 1 2 7 11 14 22 31 62 77 154 217 341 434 682 2387 4774 18229 36458 127603 200519 255206 401038 565099 1130198 1403633 2807266 3955693 6216089 7911386 12432178 43512623 87025246