Search a number
-
+
13207907347 = 531204320693
BaseRepresentation
bin11000100110100000…
…01010110000010011
31021002111000012201121
430103100022300103
5204022211013342
610022335143111
7645206234335
oct142320126023
937074005647
1013207907347
115668579308
122687374a97
1313264971bb
148d4209455
1552481e067
hex31340ac13

13207907347 has 8 divisors (see below), whose sum is σ = 13458880944. Its totient is φ = 12956999328.

The previous prime is 13207907311. The next prime is 13207907351. The reversal of 13207907347 is 74370970231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13207907347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13207907357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627933 + ... + 648625.

It is an arithmetic number, because the mean of its divisors is an integer number (1682360118).

Almost surely, 213207907347 is an apocalyptic number.

13207907347 is a deficient number, since it is larger than the sum of its proper divisors (250973597).

13207907347 is a wasteful number, since it uses less digits than its factorization.

13207907347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32789.

The product of its (nonzero) digits is 222264, while the sum is 43.

The spelling of 13207907347 in words is "thirteen billion, two hundred seven million, nine hundred seven thousand, three hundred forty-seven".

Divisors: 1 53 12043 20693 638279 1096729 249205799 13207907347