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13322312055 = 3351317446533
BaseRepresentation
bin11000110100001001…
…00101100101110111
31021101110021120111000
430122010211211313
5204241002441210
610041543214343
7651065532633
oct143204454567
937343246430
1013322312055
115717109258
1226b97473b3
1313440b23b0
149054a9dc3
1552e8bbac0
hex31a125977

13322312055 has 64 divisors (see below), whose sum is σ = 27006376320. Its totient is φ = 6172858368.

The previous prime is 13322312027. The next prime is 13322312063. The reversal of 13322312055 is 55021322331.

It is a happy number.

13322312055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13322312055 - 27 = 13322311927 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 193432 + ... + 253101.

It is an arithmetic number, because the mean of its divisors is an integer number (421974630).

Almost surely, 213322312055 is an apocalyptic number.

13322312055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13322312055 is an abundant number, since it is smaller than the sum of its proper divisors (13684064265).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13322312055 is a wasteful number, since it uses less digits than its factorization.

13322312055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446577 (or 446571 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 13322312055 its reverse (55021322331), we get a palindrome (68343634386).

The spelling of 13322312055 in words is "thirteen billion, three hundred twenty-two million, three hundred twelve thousand, fifty-five".

Divisors: 1 3 5 9 13 15 17 27 39 45 51 65 85 117 135 153 195 221 255 351 459 585 663 765 1105 1755 1989 2295 3315 5967 9945 29835 446533 1339599 2232665 4018797 5804929 6697995 7591061 12056391 17414787 20093985 22773183 29024645 37955305 52244361 60281955 68319549 87073935 98683793 113865915 156733083 204958647 261221805 296051379 341597745 493418965 783665415 888154137 1024793235 1480256895 2664462411 4440770685 13322312055