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13883345 = 57396667
BaseRepresentation
bin110100111101…
…011111010001
3222010100100222
4310331133101
512023231340
61213322425
7226002140
oct64753721
928110328
1013883345
117922843
124796415
132b512c8
141bb5757
1513438b5
hexd3d7d1

13883345 has 8 divisors (see below), whose sum is σ = 19040064. Its totient is φ = 9519984.

The previous prime is 13883323. The next prime is 13883347. The reversal of 13883345 is 54338831.

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

It is a cyclic number.

It is not a de Polignac number, because 13883345 - 210 = 13882321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 396667 = 13883345 / (1 + 3 + 8 + 8 + 3 + 3 + 4 + 5).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13883347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198299 + ... + 198368.

It is an arithmetic number, because the mean of its divisors is an integer number (2380008).

Almost surely, 213883345 is an apocalyptic number.

It is an amenable number.

13883345 is a deficient number, since it is larger than the sum of its proper divisors (5156719).

13883345 is an equidigital number, since it uses as much as digits as its factorization.

13883345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396679.

The product of its digits is 34560, while the sum is 35.

The square root of 13883345 is about 3726.0360975170. The cubic root of 13883345 is about 240.3429414427.

The spelling of 13883345 in words is "thirteen million, eight hundred eighty-three thousand, three hundred forty-five".

Divisors: 1 5 7 35 396667 1983335 2776669 13883345