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1313204199 = 31492937817
BaseRepresentation
bin100111001000101…
…1110011111100111
310101112000200111120
41032101132133213
510142140013244
6334150305023
744354023446
oct11621363747
93345020446
101313204199
116142a682a
12307958173
1317c0ac108
14c659ad5d
157a44c819
hex4e45e7e7

1313204199 has 8 divisors (see below), whose sum is σ = 1762690800. Its totient is φ = 869593536.

The previous prime is 1313204197. The next prime is 1313204201. The reversal of 1313204199 is 9914023131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1313204197) and next prime (1313204201).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1313204199 - 21 = 1313204197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313204197) 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, 1468462 + ... + 1469355.

It is an arithmetic number, because the mean of its divisors is an integer number (220336350).

Almost surely, 21313204199 is an apocalyptic number.

1313204199 is a deficient number, since it is larger than the sum of its proper divisors (449486601).

1313204199 is a wasteful number, since it uses less digits than its factorization.

1313204199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937969.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 1313204199 is about 36238.1594317371. The cubic root of 1313204199 is about 1095.0755628512.

The spelling of 1313204199 in words is "one billion, three hundred thirteen million, two hundred four thousand, one hundred ninety-nine".

Divisors: 1 3 149 447 2937817 8813451 437734733 1313204199