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13280152 = 233153549
BaseRepresentation
bin110010101010…
…001110011000
3220222200221111
4302222032120
511344431102
61152350104
7220610434
oct62521630
926880844
1013280152
117550636
124545334
13299c8a2
141a999c4
151274cd7
hexcaa398

13280152 has 16 divisors (see below), whose sum is σ = 25704000. Its totient is φ = 6425760.

The previous prime is 13280149. The next prime is 13280153. The reversal of 13280152 is 25108231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13280153) 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 3 ways as a sum of consecutive naturals, for example, 26527 + ... + 27022.

It is an arithmetic number, because the mean of its divisors is an integer number (1606500).

Almost surely, 213280152 is an apocalyptic number.

It is an amenable number.

13280152 is a deficient number, since it is larger than the sum of its proper divisors (12423848).

13280152 is a wasteful number, since it uses less digits than its factorization.

13280152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53586 (or 53582 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 13280152 is about 3644.1942868074. The cubic root of 13280152 is about 236.8105329957.

Adding to 13280152 its reverse (25108231), we get a palindrome (38388383).

The spelling of 13280152 in words is "thirteen million, two hundred eighty thousand, one hundred fifty-two".

Divisors: 1 2 4 8 31 62 124 248 53549 107098 214196 428392 1660019 3320038 6640076 13280152