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13343485 = 53122777
BaseRepresentation
bin110010111001…
…101011111101
3221002220211011
4302321223331
511403442420
61153555221
7221263201
oct62715375
927086734
1013343485
117594181
124575b11
1329c266c
141ab4b01
15128895a
hexcb9afd

13343485 has 12 divisors (see below), whose sum is σ = 16551324. Its totient is φ = 10326720.

The previous prime is 13343483. The next prime is 13343489. The reversal of 13343485 is 58434331.

It can be written as a sum of positive squares in 2 ways, for example, as 3345241 + 9998244 = 1829^2 + 3162^2 .

It is not a de Polignac number, because 13343485 - 21 = 13343483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13343483) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3417 + ... + 6193.

It is an arithmetic number, because the mean of its divisors is an integer number (1379277).

Almost surely, 213343485 is an apocalyptic number.

It is an amenable number.

13343485 is a deficient number, since it is larger than the sum of its proper divisors (3207839).

13343485 is an equidigital number, since it uses as much as digits as its factorization.

13343485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844 (or 2813 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 13343485 is about 3652.8735264173. The cubic root of 13343485 is about 237.1863856911.

The spelling of 13343485 in words is "thirteen million, three hundred forty-three thousand, four hundred eighty-five".

Divisors: 1 5 31 155 961 2777 4805 13885 86087 430435 2668697 13343485