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13593001 = 97713913
BaseRepresentation
bin110011110110…
…100110101001
3221120121002111
4303312212221
511434434001
61203202321
7223352512
oct63664651
927517074
1013593001
117744694
1246763a1
132a7c0c6
141b3ba09
1512d7851
hexcf69a9

13593001 has 4 divisors (see below), whose sum is σ = 13607892. Its totient is φ = 13578112.

The previous prime is 13592989. The next prime is 13593007. The reversal of 13593001 is 10039531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10039531 = 16636037.

It can be written as a sum of positive squares in 2 ways, for example, as 11048976 + 2544025 = 3324^2 + 1595^2 .

It is a cyclic number.

It is not a de Polignac number, because 13593001 - 29 = 13592489 is a prime.

It is a super-3 number, since 3×135930013 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13593007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5980 + ... + 7933.

It is an arithmetic number, because the mean of its divisors is an integer number (3401973).

Almost surely, 213593001 is an apocalyptic number.

It is an amenable number.

13593001 is a deficient number, since it is larger than the sum of its proper divisors (14891).

13593001 is an equidigital number, since it uses as much as digits as its factorization.

13593001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14890.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 13593001 is about 3686.8687256261. The cubic root of 13593001 is about 238.6556843550.

The spelling of 13593001 in words is "thirteen million, five hundred ninety-three thousand, one".

Divisors: 1 977 13913 13593001