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13465648 = 247251479
BaseRepresentation
bin110011010111…
…100000110000
3221100010101201
4303113200300
511421400043
61200340544
7222312310
oct63274060
927303351
1013465648
117667a39
124614754
132a36151
141b07440
1512aec4d
hexcd7830

13465648 has 40 divisors (see below), whose sum is σ = 29998080. Its totient is φ = 5736000.

The previous prime is 13465643. The next prime is 13465663. The reversal of 13465648 is 84656431.

It is a happy number.

It is a super-3 number, since 3×134656483 (a number of 22 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (13465643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27873 + ... + 28351.

It is an arithmetic number, because the mean of its divisors is an integer number (749952).

Almost surely, 213465648 is an apocalyptic number.

It is an amenable number.

13465648 is an abundant number, since it is smaller than the sum of its proper divisors (16532432).

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

13465648 is a wasteful number, since it uses less digits than its factorization.

13465648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 739 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 13465648 is about 3669.5569214825. The cubic root of 13465648 is about 237.9080217990.

The spelling of 13465648 in words is "thirteen million, four hundred sixty-five thousand, six hundred forty-eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 251 479 502 958 1004 1757 1916 2008 3353 3514 3832 4016 6706 7028 7664 13412 14056 26824 28112 53648 120229 240458 480916 841603 961832 1683206 1923664 3366412 6732824 13465648