Search a number
-
+
13201422771 = 3283130711897
BaseRepresentation
bin11000100101101110…
…11011100110110011
31021002000210202120010
430102313123212303
5204014031012041
610021544150003
7645100146015
oct142267334663
937060722503
1013201422771
11566494a359
122685168303
131325036784
148d33dc1b5
15523e8ca16
hex312ddb9b3

13201422771 has 16 divisors (see below), whose sum is σ = 17679095424. Its totient is φ = 8762403264.

The previous prime is 13201422763. The next prime is 13201422803. The reversal of 13201422771 is 17722410231.

It is not a de Polignac number, because 13201422771 - 23 = 13201422763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13201422071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1103695 + ... + 1115591.

It is an arithmetic number, because the mean of its divisors is an integer number (1104943464).

Almost surely, 213201422771 is an apocalyptic number.

13201422771 is a deficient number, since it is larger than the sum of its proper divisors (4477672653).

13201422771 is a wasteful number, since it uses less digits than its factorization.

13201422771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13490.

The product of its (nonzero) digits is 4704, while the sum is 30.

The spelling of 13201422771 in words is "thirteen billion, two hundred one million, four hundred twenty-two thousand, seven hundred seventy-one".

Divisors: 1 3 283 849 1307 3921 11897 35691 369881 1109643 3366851 10100553 15549379 46648137 4400474257 13201422771