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13970593 = 713153523
BaseRepresentation
bin110101010010…
…110010100001
3222021210001101
4311102302201
512034024333
61215234401
7226514410
oct65226241
928253041
1013970593
11798234a
124818a01
132b81c30
141bd9477
15135e67d
hexd52ca1

13970593 has 8 divisors (see below), whose sum is σ = 17194688. Its totient is φ = 11053584.

The previous prime is 13970581. The next prime is 13970633. The reversal of 13970593 is 39507931.

13970593 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 13970593 - 217 = 13839521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13970513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76671 + ... + 76852.

It is an arithmetic number, because the mean of its divisors is an integer number (2149336).

Almost surely, 213970593 is an apocalyptic number.

13970593 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13970593 is a deficient number, since it is larger than the sum of its proper divisors (3224095).

13970593 is a wasteful number, since it uses less digits than its factorization.

13970593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153543.

The product of its (nonzero) digits is 25515, while the sum is 37.

The square root of 13970593 is about 3737.7256453624. The cubic root of 13970593 is about 240.8453579987.

The spelling of 13970593 in words is "thirteen million, nine hundred seventy thousand, five hundred ninety-three".

Divisors: 1 7 13 91 153523 1074661 1995799 13970593