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13455230160 = 243556063459
BaseRepresentation
bin11001000011111111…
…01000010011010000
31021201201101111211210
430201333220103100
5210024014331120
610103052140120
7654301366161
oct144177502320
937651344753
1013455230160
115785143629
122736167640
1313657b0168
14918dc9768
1553b3c4ce0
hex321fe84d0

13455230160 has 40 divisors (see below), whose sum is σ = 41711214240. Its totient is φ = 3588061312.

The previous prime is 13455230143. The next prime is 13455230179. The reversal of 13455230160 is 6103255431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28031490 + ... + 28031969.

It is an arithmetic number, because the mean of its divisors is an integer number (1042780356).

Almost surely, 213455230160 is an apocalyptic number.

13455230160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13455230160 is an abundant number, since it is smaller than the sum of its proper divisors (28255984080).

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

13455230160 is a wasteful number, since it uses less digits than its factorization.

13455230160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56063475 (or 56063469 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 13455230160 its reverse (6103255431), we get a palindrome (19558485591).

The spelling of 13455230160 in words is "thirteen billion, four hundred fifty-five million, two hundred thirty thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 56063459 112126918 168190377 224253836 280317295 336380754 448507672 560634590 672761508 840951885 897015344 1121269180 1345523016 1681903770 2242538360 2691046032 3363807540 4485076720 6727615080 13455230160