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13380554 = 211608207
BaseRepresentation
bin110011000010…
…101111001010
3221011210200002
4303002233022
511411134204
61154443002
7221506235
oct63025712
927153602
1013380554
11760a010
124593462
132a064b5
141ac441c
15129491e
hexcc2bca

13380554 has 8 divisors (see below), whose sum is σ = 21895488. Its totient is φ = 6082060.

The previous prime is 13380529. The next prime is 13380583. The reversal of 13380554 is 45508331.

13380554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304082 + ... + 304125.

It is an arithmetic number, because the mean of its divisors is an integer number (2736936).

Almost surely, 213380554 is an apocalyptic number.

13380554 is a deficient number, since it is larger than the sum of its proper divisors (8514934).

13380554 is a wasteful number, since it uses less digits than its factorization.

13380554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608220.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 13380554 is about 3657.9439580179. The cubic root of 13380554 is about 237.4058219394.

Adding to 13380554 its reverse (45508331), we get a palindrome (58888885).

The spelling of 13380554 in words is "thirteen million, three hundred eighty thousand, five hundred fifty-four".

Divisors: 1 2 11 22 608207 1216414 6690277 13380554