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13701005 = 57337537
BaseRepresentation
bin110100010000…
…111110001101
3221210002020122
4310100332031
512001413010
61205354325
7224312423
oct64207615
927702218
1013701005
11780884a
1247089a5
132ab9306
141b69113
151309855
hexd10f8d

13701005 has 8 divisors (see below), whose sum is σ = 16666872. Its totient is φ = 10810368.

The previous prime is 13701001. The next prime is 13701067. The reversal of 13701005 is 50010731.

13701005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1331716 + 12369289 = 1154^2 + 3517^2 .

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 13701005 - 22 = 13701001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13701001) 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, 18404 + ... + 19133.

It is an arithmetic number, because the mean of its divisors is an integer number (2083359).

Almost surely, 213701005 is an apocalyptic number.

It is an amenable number.

13701005 is a deficient number, since it is larger than the sum of its proper divisors (2965867).

13701005 is an equidigital number, since it uses as much as digits as its factorization.

13701005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37615.

The product of its (nonzero) digits is 105, while the sum is 17.

The square root of 13701005 is about 3701.4868634104. The cubic root of 13701005 is about 239.2861019417.

Adding to 13701005 its reverse (50010731), we get a palindrome (63711736).

The spelling of 13701005 in words is "thirteen million, seven hundred one thousand, five".

Divisors: 1 5 73 365 37537 187685 2740201 13701005