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1832825293 = 131009139729
BaseRepresentation
bin110110100111110…
…1011000111001101
311201201210011122021
41231033223013031
512223200402133
6501511450141
763263520655
oct15517530715
94651704567
101832825293
11860644852
12431986951
13232944010
141355bd365
15aad8e52d
hex6d3eb1cd

1832825293 has 8 divisors (see below), whose sum is σ = 1975782200. Its totient is φ = 1690149888.

The previous prime is 1832825287. The next prime is 1832825321. The reversal of 1832825293 is 3925282381.

It can be written as a sum of positive squares in 4 ways, for example, as 39980329 + 1792844964 = 6323^2 + 42342^2 .

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 1832825293 - 25 = 1832825261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1832825243) 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, 56748 + ... + 82981.

It is an arithmetic number, because the mean of its divisors is an integer number (246972775).

Almost surely, 21832825293 is an apocalyptic number.

1832825293 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1832825293 is a deficient number, since it is larger than the sum of its proper divisors (142956907).

1832825293 is a wasteful number, since it uses less digits than its factorization.

1832825293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140751.

The product of its digits is 207360, while the sum is 43.

The square root of 1832825293 is about 42811.5088848781. The cubic root of 1832825293 is about 1223.7903467524.

The spelling of 1832825293 in words is "one billion, eight hundred thirty-two million, eight hundred twenty-five thousand, two hundred ninety-three".

Divisors: 1 13 1009 13117 139729 1816477 140986561 1832825293