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13701329 = 28614789
BaseRepresentation
bin110100010001…
…000011010001
3221210002200122
4310101003101
512001420304
61205400025
7224313365
oct64210321
927702618
1013701329
117809014
124709015
132ab94c5
141b692a5
1513099be
hexd110d1

13701329 has 4 divisors (see below), whose sum is σ = 13708980. Its totient is φ = 13693680.

The previous prime is 13701319. The next prime is 13701341. The reversal of 13701329 is 92310731.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92310731 = 175430043.

It can be written as a sum of positive squares in 2 ways, for example, as 3810304 + 9891025 = 1952^2 + 3145^2 .

It is a cyclic number.

It is not a de Polignac number, because 13701329 - 216 = 13635793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13701298 and 13701307.

It is not an unprimeable number, because it can be changed into a prime (13701319) 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, 467 + ... + 5255.

It is an arithmetic number, because the mean of its divisors is an integer number (3427245).

Almost surely, 213701329 is an apocalyptic number.

It is an amenable number.

13701329 is a deficient number, since it is larger than the sum of its proper divisors (7651).

13701329 is an equidigital number, since it uses as much as digits as its factorization.

13701329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7650.

The product of its (nonzero) digits is 1134, while the sum is 26.

The square root of 13701329 is about 3701.5306293478. The cubic root of 13701329 is about 239.2879881314.

The spelling of 13701329 in words is "thirteen million, seven hundred one thousand, three hundred twenty-nine".

Divisors: 1 2861 4789 13701329