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2823807925 = 521633471997
BaseRepresentation
bin1010100001001111…
…1110001110110101
321021210111022020201
42220103332032311
521240343323200
61144112000501
7126655654111
oct25023761665
97253438221
102823807925
111219a69764
12669830131
13360044983
141cb060741
15117d8dc6a
hexa84fe3b5

2823807925 has 24 divisors (see below), whose sum is σ = 3534925536. Its totient is φ = 2237595840.

The previous prime is 2823807881. The next prime is 2823807941. The reversal of 2823807925 is 5297083282.

It is not a de Polignac number, because 2823807925 - 213 = 2823799733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1413027 + ... + 1415023.

It is an arithmetic number, because the mean of its divisors is an integer number (147288564).

Almost surely, 22823807925 is an apocalyptic number.

2823807925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2823807925 is a deficient number, since it is larger than the sum of its proper divisors (711117611).

2823807925 is a wasteful number, since it uses less digits than its factorization.

2823807925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2517 (or 2512 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The square root of 2823807925 is about 53139.5137821189. The cubic root of 2823807925 is about 1413.4432762697.

The spelling of 2823807925 in words is "two billion, eight hundred twenty-three million, eight hundred seven thousand, nine hundred twenty-five".

Divisors: 1 5 25 163 347 815 1735 1997 4075 8675 9985 49925 56561 282805 325511 692959 1414025 1627555 3464795 8137775 17323975 112952317 564761585 2823807925