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8087245 = 51639923
BaseRepresentation
bin11110110110011011001101
3120012212121121
4132312123031
54032242440
6445200541
7125511655
oct36663315
916185547
108087245
114624081
122860151
1318a206a
141107365
15a9b34a
hex7b66cd

8087245 has 8 divisors (see below), whose sum is σ = 9765216. Its totient is φ = 6429456.

The previous prime is 8087239. The next prime is 8087263. The reversal of 8087245 is 5427808.

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

It is a cyclic number.

It is not a de Polignac number, because 8087245 - 29 = 8086733 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8087245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4147 + ... + 5776.

It is an arithmetic number, because the mean of its divisors is an integer number (1220652).

Almost surely, 28087245 is an apocalyptic number.

It is an amenable number.

8087245 is a deficient number, since it is larger than the sum of its proper divisors (1677971).

8087245 is a wasteful number, since it uses less digits than its factorization.

8087245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10091.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 8087245 is about 2843.8081862179. The cubic root of 8087245 is about 200.7244146160.

The spelling of 8087245 in words is "eight million, eighty-seven thousand, two hundred forty-five".

Divisors: 1 5 163 815 9923 49615 1617449 8087245