Search a number
-
+
13107999301 = 93481140221
BaseRepresentation
bin11000011010100110…
…00011001001000101
31020211112000100122121
430031103003021011
5203321121434201
610004405525541
7642554104255
oct141523031105
936745010577
1013107999301
11561713a981
122659a138b1
13130b886507
148c4c3d965
1551ab869a1
hex30d4c3245

13107999301 has 4 divisors (see below), whose sum is σ = 13108233004. Its totient is φ = 13107765600.

The previous prime is 13107999293. The next prime is 13107999323. The reversal of 13107999301 is 10399970131.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7486748676 + 5621250625 = 86526^2 + 74975^2 .

It is a 3-Lehmer number, since φ(13107999301) divides (13107999301-1)3.

It is a cyclic number.

It is not a de Polignac number, because 13107999301 - 23 = 13107999293 is a prime.

It is a deceptive number, since it divides R13107999300.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13107999601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23371 + ... + 163591.

It is an arithmetic number, because the mean of its divisors is an integer number (3277058251).

It is a Poulet number, since it divides 213107999300-1.

Almost surely, 213107999301 is an apocalyptic number.

13107999301 is the 93481-st pentagonal number.

It is an amenable number.

13107999301 is a deficient number, since it is larger than the sum of its proper divisors (233703).

13107999301 is an equidigital number, since it uses as much as digits as its factorization.

13107999301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233702.

The product of its (nonzero) digits is 45927, while the sum is 43.

The spelling of 13107999301 in words is "thirteen billion, one hundred seven million, nine hundred ninety-nine thousand, three hundred one".

Divisors: 1 93481 140221 13107999301