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13245701 = 75633361
BaseRepresentation
bin110010100001…
…110100000101
3220220221200112
4302201310011
511342330301
61151522405
7220405130
oct62416405
926827615
1013245701
117527767
124529405
132989cc1
141a8b217
1512699bb
hexca1d05

13245701 has 8 divisors (see below), whose sum is σ = 15169344. Its totient is φ = 11329920.

The previous prime is 13245691. The next prime is 13245709. The reversal of 13245701 is 10754231.

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

It is a de Polignac number, because none of the positive numbers 2k-13245701 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13245709) 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, 2261 + ... + 5621.

It is an arithmetic number, because the mean of its divisors is an integer number (1896168).

Almost surely, 213245701 is an apocalyptic number.

It is an amenable number.

13245701 is a deficient number, since it is larger than the sum of its proper divisors (1923643).

13245701 is an equidigital number, since it uses as much as digits as its factorization.

13245701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3931.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 13245701 is about 3639.4643836697. The cubic root of 13245701 is about 236.6055799051.

Adding to 13245701 its reverse (10754231), we get a palindrome (23999932).

The spelling of 13245701 in words is "thirteen million, two hundred forty-five thousand, seven hundred one".

Divisors: 1 7 563 3361 3941 23527 1892243 13245701