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1324200031 = 71117197403
BaseRepresentation
bin100111011101101…
…1011000001011111
310102021201022221121
41032323123001133
510202443400111
6335222111411
744546341330
oct11673330137
93367638847
101324200031
1161a5270a0
1230b57b567
1318145c01b
14c7c20287
157b3c0871
hex4eedb05f

1324200031 has 8 divisors (see below), whose sum is σ = 1650950784. Its totient is φ = 1031844120.

The previous prime is 1324200029. The next prime is 1324200089. The reversal of 1324200031 is 1300024231.

It is a happy number.

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 1324200031 - 21 = 1324200029 is a prime.

It is a super-2 number, since 2×13242000312 = 3507011444200801922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1324199978 and 1324200014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324200131) 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, 8598625 + ... + 8598778.

It is an arithmetic number, because the mean of its divisors is an integer number (206368848).

Almost surely, 21324200031 is an apocalyptic number.

1324200031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1324200031 is a deficient number, since it is larger than the sum of its proper divisors (326750753).

1324200031 is a wasteful number, since it uses less digits than its factorization.

1324200031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17197421.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1324200031 is about 36389.5593680385. The cubic root of 1324200031 is about 1098.1235310909.

Adding to 1324200031 its reverse (1300024231), we get a palindrome (2624224262).

The spelling of 1324200031 in words is "one billion, three hundred twenty-four million, two hundred thousand, thirty-one".

Divisors: 1 7 11 77 17197403 120381821 189171433 1324200031