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13381845310 = 256192161849
BaseRepresentation
bin11000111011001111…
…01100000100111110
31021112121022011202101
430131213230010332
5204401223022220
610051511215314
7652420544161
oct143547540476
937477264671
1013381845310
115747780499
12271567753a
131353527a82
1490d365ad8
15534c2b30a
hex31d9ec13e

13381845310 has 16 divisors (see below), whose sum is σ = 24126246000. Its totient is φ = 5344088256.

The previous prime is 13381845271. The next prime is 13381845317. The reversal of 13381845310 is 1354818331.

It is a super-2 number, since 2×133818453102 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13381845310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13381845317) 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, 1074735 + ... + 1087114.

It is an arithmetic number, because the mean of its divisors is an integer number (1507890375).

Almost surely, 213381845310 is an apocalyptic number.

13381845310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13381845310 is a deficient number, since it is larger than the sum of its proper divisors (10744400690).

13381845310 is a wasteful number, since it uses less digits than its factorization.

13381845310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162475.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 13381845310 in words is "thirteen billion, three hundred eighty-one million, eight hundred forty-five thousand, three hundred ten".

Divisors: 1 2 5 10 619 1238 3095 6190 2161849 4323698 10809245 21618490 1338184531 2676369062 6690922655 13381845310