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2825202849 = 3732745581
BaseRepresentation
bin1010100001100101…
…0010110010100001
321021220010011201120
42220121102302201
521241222442344
61144201522453
7130003554000
oct25031226241
97256104646
102825202849
11121a831797
1266a1a3429
13360412881
141cb304c37
15118067219
hexa8652ca1

2825202849 has 16 divisors (see below), whose sum is σ = 4392931200. Its totient is φ = 1614401040.

The previous prime is 2825202811. The next prime is 2825202889. The reversal of 2825202849 is 9482025282.

It is not a de Polignac number, because 2825202849 - 216 = 2825137313 is a prime.

It is a super-2 number, since 2×28252028492 = 15963542275995433602, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2825202849.

It is not an unprimeable number, because it can be changed into a prime (2825202889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371762 + ... + 1373819.

It is an arithmetic number, because the mean of its divisors is an integer number (274558200).

Almost surely, 22825202849 is an apocalyptic number.

It is an amenable number.

2825202849 is a deficient number, since it is larger than the sum of its proper divisors (1567728351).

2825202849 is an equidigital number, since it uses as much as digits as its factorization.

2825202849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745605 (or 2745591 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 2825202849 is about 53152.6372722935. The cubic root of 2825202849 is about 1413.6759787568.

The spelling of 2825202849 in words is "two billion, eight hundred twenty-five million, two hundred two thousand, eight hundred forty-nine".

Divisors: 1 3 7 21 49 147 343 1029 2745581 8236743 19219067 57657201 134533469 403600407 941734283 2825202849