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13454153420 = 2256710040413
BaseRepresentation
bin11001000011110111…
…00001011011001100
31021201122100210211112
430201323201123030
5210023230402140
610103013111152
7654256263041
oct144173413314
937648323745
1013454153420
115784578664
1227359284b8
1313654c4036
14918bc91c8
1553b260c65
hex321ee16cc

13454153420 has 24 divisors (see below), whose sum is σ = 28675422384. Its totient is φ = 5301337536.

The previous prime is 13454153417. The next prime is 13454153459. The reversal of 13454153420 is 2435145431.

13454153420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 5018867 + ... + 5021546.

It is an arithmetic number, because the mean of its divisors is an integer number (1194809266).

Almost surely, 213454153420 is an apocalyptic number.

13454153420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13454153420 is an abundant number, since it is smaller than the sum of its proper divisors (15221268964).

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

13454153420 is a wasteful number, since it uses less digits than its factorization.

13454153420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10040489 (or 10040487 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 13454153420 its reverse (2435145431), we get a palindrome (15889298851).

The spelling of 13454153420 in words is "thirteen billion, four hundred fifty-four million, one hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 67 134 268 335 670 1340 10040413 20080826 40161652 50202065 100404130 200808260 672707671 1345415342 2690830684 3363538355 6727076710 13454153420