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13631303101 = 138911781593
BaseRepresentation
bin11001011000111110…
…10010110110111101
31022011222200221111211
430230133102312331
5210404103144401
610132342044421
7661540110313
oct145437226675
938158627454
1013631303101
115865573859
122785119711
13139310a730
149345400b3
1554baa4951
hex32c7d2dbd

13631303101 has 8 divisors (see below), whose sum is σ = 14844808440. Its totient is φ = 12441361152.

The previous prime is 13631303083. The next prime is 13631303111. The reversal of 13631303101 is 10130313631.

It can be written as a sum of positive squares in 4 ways, for example, as 43903876 + 13587399225 = 6626^2 + 116565^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 13631303101 - 27 = 13631302973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13631303111) 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, 5889640 + ... + 5891953.

It is an arithmetic number, because the mean of its divisors is an integer number (1855601055).

Almost surely, 213631303101 is an apocalyptic number.

It is an amenable number.

13631303101 is a deficient number, since it is larger than the sum of its proper divisors (1213505339).

13631303101 is a wasteful number, since it uses less digits than its factorization.

13631303101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11781695.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 13631303101 its reverse (10130313631), we get a palindrome (23761616732).

The spelling of 13631303101 in words is "thirteen billion, six hundred thirty-one million, three hundred three thousand, one hundred one".

Divisors: 1 13 89 1157 11781593 153160709 1048561777 13631303101