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13448916 = 22341331103
BaseRepresentation
bin110011010011…
…011011010100
3221022021110000
4303103123110
511420331131
61200131300
7222212445
oct63233324
927267400
1013448916
117656408
124606b30
132a2b650
141b012cc
1512a9ce6
hexcd36d4

13448916 has 120 divisors (see below), whose sum is σ = 39463424. Its totient is φ = 3965760.

The previous prime is 13448899. The next prime is 13448923. The reversal of 13448916 is 61984431.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 130521 + ... + 130623.

Almost surely, 213448916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13448916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19731712).

13448916 is an abundant number, since it is smaller than the sum of its proper divisors (26014508).

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

13448916 is a wasteful number, since it uses less digits than its factorization.

13448916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 152 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 13448916 is about 3667.2763735503. The cubic root of 13448916 is about 237.8094418937.

The spelling of 13448916 in words is "thirteen million, four hundred forty-eight thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 31 36 39 52 54 62 78 81 93 103 108 117 124 156 162 186 206 234 279 309 324 351 372 403 412 468 558 618 702 806 837 927 1053 1116 1209 1236 1339 1404 1612 1674 1854 2106 2418 2511 2678 2781 3193 3348 3627 3708 4017 4212 4836 5022 5356 5562 6386 7254 8034 8343 9579 10044 10881 11124 12051 12772 14508 16068 16686 19158 21762 24102 28737 32643 33372 36153 38316 41509 43524 48204 57474 65286 72306 83018 86211 108459 114948 124527 130572 144612 166036 172422 216918 249054 258633 344844 373581 433836 498108 517266 747162 1034532 1120743 1494324 2241486 3362229 4482972 6724458 13448916