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2828252639 = 83142723879
BaseRepresentation
bin1010100010010011…
…1011010111011111
321022002212010020202
42220210323113133
521243013041024
61144351134115
7130041515342
oct25044732737
97262763222
102828252639
111221525083
1266b21433b
13360c3ca94
141cb89a459
1511846abae
hexa893b5df

2828252639 has 8 divisors (see below), whose sum is σ = 2864453760. Its totient is φ = 2792102296.

The previous prime is 2828252633. The next prime is 2828252641. The reversal of 2828252639 is 9362528282.

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 2828252639 - 220 = 2827204063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2828252593 and 2828252602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2828252633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106502 + ... + 130380.

It is an arithmetic number, because the mean of its divisors is an integer number (358056720).

Almost surely, 22828252639 is an apocalyptic number.

2828252639 is a deficient number, since it is larger than the sum of its proper divisors (36201121).

2828252639 is a wasteful number, since it uses less digits than its factorization.

2828252639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25389.

The product of its digits is 829440, while the sum is 47.

The square root of 2828252639 is about 53181.3185150575. The cubic root of 2828252639 is about 1414.1844808174.

The spelling of 2828252639 in words is "two billion, eight hundred twenty-eight million, two hundred fifty-two thousand, six hundred thirty-nine".

Divisors: 1 83 1427 23879 118441 1981957 34075333 2828252639