[go: up one dir, main page]

Search a number
-
+
12713727 = 313325993
BaseRepresentation
bin110000011111…
…111011111111
3212220220221210
4300133323333
511223314402
61132255503
7213031155
oct60377377
925826853
1012713727
1171a4014
124311593
132831b20
14198d3d5
1511b206c
hexc1feff

12713727 has 8 divisors (see below), whose sum is σ = 18255664. Its totient is φ = 7823808.

The previous prime is 12713713. The next prime is 12713741. The reversal of 12713727 is 72731721.

It is an interprime number because it is at equal distance from previous prime (12713713) and next prime (12713741).

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

It is not a de Polignac number, because 12713727 - 26 = 12713663 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12713694 and 12713703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12713777) 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, 162958 + ... + 163035.

It is an arithmetic number, because the mean of its divisors is an integer number (2281958).

Almost surely, 212713727 is an apocalyptic number.

12713727 is a deficient number, since it is larger than the sum of its proper divisors (5541937).

12713727 is a wasteful number, since it uses less digits than its factorization.

12713727 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326009.

The product of its digits is 4116, while the sum is 30.

The square root of 12713727 is about 3565.6313606429. The cubic root of 12713727 is about 233.3946843209.

The spelling of 12713727 in words is "twelve million, seven hundred thirteen thousand, seven hundred twenty-seven".

Divisors: 1 3 13 39 325993 977979 4237909 12713727