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13448808 = 23331929113
BaseRepresentation
bin110011010011…
…011001101000
3221022021022000
4303103121220
511420330213
61200131000
7222212232
oct63233150
927267260
1013448808
11765631a
124606a60
132a2b599
141b01252
1512a9c73
hexcd3668

13448808 has 128 divisors (see below), whose sum is σ = 41040000. Its totient is φ = 4064256.

The previous prime is 13448791. The next prime is 13448833. The reversal of 13448808 is 80884431.

13448808 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 118960 + ... + 119072.

It is an arithmetic number, because the mean of its divisors is an integer number (320625).

Almost surely, 213448808 is an apocalyptic number.

13448808 is a gapful number since it is divisible by the number (18) 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 13448808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20520000).

13448808 is an abundant number, since it is smaller than the sum of its proper divisors (27591192).

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

13448808 is a wasteful number, since it uses less digits than its factorization.

13448808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176 (or 166 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 13448808 is about 3667.2616486965. The cubic root of 13448808 is about 237.8088053247.

The spelling of 13448808 in words is "thirteen million, four hundred forty-eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 27 29 36 38 54 57 58 72 76 87 108 113 114 116 152 171 174 216 226 228 232 261 339 342 348 452 456 513 522 551 678 684 696 783 904 1017 1026 1044 1102 1356 1368 1566 1653 2034 2052 2088 2147 2204 2712 3051 3132 3277 3306 4068 4104 4294 4408 4959 6102 6264 6441 6554 6612 8136 8588 9831 9918 12204 12882 13108 13224 14877 17176 19323 19662 19836 24408 25764 26216 29493 29754 38646 39324 39672 51528 57969 58986 59508 62263 77292 78648 88479 115938 117972 119016 124526 154584 176958 186789 231876 235944 249052 353916 373578 463752 498104 560367 707832 747156 1120734 1494312 1681101 2241468 3362202 4482936 6724404 13448808