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455807085 = 3530387139
BaseRepresentation
bin11011001010110…
…001000001101101
31011202200101202220
4123022301001231
51413141311320
6113121305553
714203203426
oct3312610155
91152611686
10455807085
11214322678
121087952b9
1373580c46
144477064d
152a038e40
hex1b2b106d

455807085 has 8 divisors (see below), whose sum is σ = 729291360. Its totient is φ = 243097104.

The previous prime is 455807057. The next prime is 455807089. The reversal of 455807085 is 580708554.

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

It is not a de Polignac number, because 455807085 - 27 = 455806957 is a prime.

It is a super-3 number, since 3×4558070853 (a number of 27 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455807089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15193555 + ... + 15193584.

It is an arithmetic number, because the mean of its divisors is an integer number (91161420).

Almost surely, 2455807085 is an apocalyptic number.

It is an amenable number.

455807085 is a deficient number, since it is larger than the sum of its proper divisors (273484275).

455807085 is a wasteful number, since it uses less digits than its factorization.

455807085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30387147.

The product of its (nonzero) digits is 224000, while the sum is 42.

The square root of 455807085 is about 21349.6389899221. The cubic root of 455807085 is about 769.5916680217.

The spelling of 455807085 in words is "four hundred fifty-five million, eight hundred seven thousand, eighty-five".

Divisors: 1 3 5 15 30387139 91161417 151935695 455807085