Search a number
-
+
13653290847 = 373120972797
BaseRepresentation
bin11001011011100110…
…01010111101011111
31022020112002001000210
430231303022331133
5210430220301342
610134445223503
7662225025450
oct145563127537
938215061023
1013653290847
115876a21549
122790561b93
131397838831
14937425127
1554d99979c
hex32dccaf5f

13653290847 has 16 divisors (see below), whose sum is σ = 21476145152. Its totient is φ = 7550206560.

The previous prime is 13653290821. The next prime is 13653290851. The reversal of 13653290847 is 74809235631.

It is not a de Polignac number, because 13653290847 - 210 = 13653289823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13653290796 and 13653290805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13653290347) 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, 10485748 + ... + 10487049.

It is an arithmetic number, because the mean of its divisors is an integer number (1342259072).

It is a 2-persistent number, because it is pandigital, and so is 2⋅13653290847 = 27306581694, but 3⋅13653290847 = 40959872541 is not.

Almost surely, 213653290847 is an apocalyptic number.

13653290847 is a deficient number, since it is larger than the sum of its proper divisors (7822854305).

13653290847 is a wasteful number, since it uses less digits than its factorization.

13653290847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20972838.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 13653290847 in words is "thirteen billion, six hundred fifty-three million, two hundred ninety thousand, eight hundred forty-seven".

Divisors: 1 3 7 21 31 93 217 651 20972797 62918391 146809579 440428737 650156707 1950470121 4551096949 13653290847