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13380354 = 23213211271
BaseRepresentation
bin110011000010…
…101100000010
3221011210101200
4303002230002
511411132404
61154442030
7221505531
oct63025402
927153350
1013380354
117609949
124593316
132a06390
141ac4318
151294839
hexcc2b02

13380354 has 48 divisors (see below), whose sum is σ = 31484544. Its totient is φ = 4082400.

The previous prime is 13380337. The next prime is 13380361. The reversal of 13380354 is 45308331.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49239 + ... + 49509.

It is an arithmetic number, because the mean of its divisors is an integer number (655928).

Almost surely, 213380354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13380354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15742272).

13380354 is an abundant number, since it is smaller than the sum of its proper divisors (18104190).

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

13380354 is a wasteful number, since it uses less digits than its factorization.

13380354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 13380354 is about 3657.9166201542. The cubic root of 13380354 is about 237.4046390935.

Adding to 13380354 its reverse (45308331), we get a palindrome (58688685).

The spelling of 13380354 in words is "thirteen million, three hundred eighty thousand, three hundred fifty-four".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 211 234 271 422 542 633 813 1266 1626 1899 2439 2743 3523 3798 4878 5486 7046 8229 10569 16458 21138 24687 31707 49374 57181 63414 114362 171543 343086 514629 743353 1029258 1486706 2230059 4460118 6690177 13380354