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1322413031 = 7324175167
BaseRepresentation
bin100111011010010…
…0110101111100111
310102011100112122102
41032310212233213
510202014204111
6335115522315
744525216402
oct11664465747
93364315572
101322413031
11619516535
1230aa5939b
13180c84824
14c78b6d39
157b16b13b
hex4ed26be7

1322413031 has 8 divisors (see below), whose sum is σ = 1346108544. Its totient is φ = 1298868480.

The previous prime is 1322413019. The next prime is 1322413067. The reversal of 1322413031 is 1303142231.

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 1322413031 - 218 = 1322150887 is a prime.

It is a super-2 number, since 2×13224130312 = 3497552449117213922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322412994 and 1322413012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322413231) 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, 19991 + ... + 55176.

It is an arithmetic number, because the mean of its divisors is an integer number (168263568).

Almost surely, 21322413031 is an apocalyptic number.

1322413031 is a deficient number, since it is larger than the sum of its proper divisors (23695513).

1322413031 is an equidigital number, since it uses as much as digits as its factorization.

1322413031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75481.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1322413031 is about 36364.9973325999. The cubic root of 1322413031 is about 1097.6293383477.

Adding to 1322413031 its reverse (1303142231), we get a palindrome (2625555262).

The spelling of 1322413031 in words is "one billion, three hundred twenty-two million, four hundred thirteen thousand, thirty-one".

Divisors: 1 73 241 17593 75167 5487191 18115247 1322413031