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13350057 = 373120507
BaseRepresentation
bin110010111011…
…010010101001
3221010020211120
4302323102221
511404200212
61154045453
7221321310
oct62732251
927106746
1013350057
117599106
124579889
1329c5656
141ab7277
15128a88c
hexcbb4a9

13350057 has 16 divisors (see below), whose sum is σ = 21000192. Its totient is φ = 7382160.

The previous prime is 13350053. The next prime is 13350101. The reversal of 13350057 is 75005331.

13350057 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13350057 - 22 = 13350053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13350053) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9603 + ... + 10904.

It is an arithmetic number, because the mean of its divisors is an integer number (1312512).

Almost surely, 213350057 is an apocalyptic number.

It is an amenable number.

13350057 is a deficient number, since it is larger than the sum of its proper divisors (7650135).

13350057 is a wasteful number, since it uses less digits than its factorization.

13350057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20548.

The product of its (nonzero) digits is 1575, while the sum is 24.

The square root of 13350057 is about 3653.7729814536. The cubic root of 13350057 is about 237.2253193750.

Adding to 13350057 its reverse (75005331), we get a palindrome (88355388).

The spelling of 13350057 in words is "thirteen million, three hundred fifty thousand, fifty-seven".

Divisors: 1 3 7 21 31 93 217 651 20507 61521 143549 430647 635717 1907151 4450019 13350057