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2854064975 = 52178380909
BaseRepresentation
bin1010101000011101…
…1001001101001111
321100220102112010012
42222013121031033
521321120034400
61151112303435
7130504103066
oct25207311517
97326375105
102854064975
111235055293
126779a1b7b
133663a9958
141d10991dd
1511a868d35
hexaa1d934f

2854064975 has 24 divisors (see below), whose sum is σ = 3792413520. Its totient is φ = 2123025920.

The previous prime is 2854064971. The next prime is 2854064987. The reversal of 2854064975 is 5794604582.

It is not a de Polignac number, because 2854064975 - 22 = 2854064971 is a prime.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2854064971) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5180 + ... + 75729.

It is an arithmetic number, because the mean of its divisors is an integer number (158017230).

Almost surely, 22854064975 is an apocalyptic number.

2854064975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2854064975 is a deficient number, since it is larger than the sum of its proper divisors (938348545).

2854064975 is a wasteful number, since it uses less digits than its factorization.

2854064975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81019 (or 81014 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 50.

The square root of 2854064975 is about 53423.4496733410. The cubic root of 2854064975 is about 1418.4736914607.

The spelling of 2854064975 in words is "two billion, eight hundred fifty-four million, sixty-four thousand, nine hundred seventy-five".

Divisors: 1 5 17 25 83 85 415 425 1411 2075 7055 35275 80909 404545 1375453 2022725 6715447 6877265 33577235 34386325 114162599 167886175 570812995 2854064975