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13468160 = 2955261
BaseRepresentation
bin110011011000…
…001000000000
3221100020211202
4303120020000
511421440120
61200400332
7222322526
oct63301000
927306752
1013468160
117669912
1246160a8
132a37334
141b08316
1512b0875
hexcd8200

13468160 has 40 divisors (see below), whose sum is σ = 32298156. Its totient is φ = 5386240.

The previous prime is 13468109. The next prime is 13468163. The reversal of 13468160 is 6186431.

It can be written as a sum of positive squares in 2 ways, for example, as 13424896 + 43264 = 3664^2 + 208^2 .

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

It is not an unprimeable number, because it can be changed into a prime (13468163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71 + ... + 5190.

Almost surely, 213468160 is an apocalyptic number.

13468160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13468160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16149078).

13468160 is an abundant number, since it is smaller than the sum of its proper divisors (18829996).

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

13468160 is an frugal number, since it uses more digits than its factorization.

13468160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284 (or 5268 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 13468160 is about 3669.8991811765. The cubic root of 13468160 is about 237.9228146950.

The spelling of 13468160 in words is "thirteen million, four hundred sixty-eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1280 2560 5261 10522 21044 26305 42088 52610 84176 105220 168352 210440 336704 420880 673408 841760 1346816 1683520 2693632 3367040 6734080 13468160