Search a number
-
+
13103213101 = 112774342937
BaseRepresentation
bin11000011010000001…
…10010101000101101
31020211012000012012221
430031000302220231
5203313410304401
610004115155341
7642465321316
oct141500625055
936735005187
1013103213101
115614470a40
1226582a5b51
13130a89bb44
148c435560d
1551a53d7a1
hex30d032a2d

13103213101 has 8 divisors (see below), whose sum is σ = 14295262464. Its totient is φ = 11911305120.

The previous prime is 13103213099. The next prime is 13103213107. The reversal of 13103213101 is 10131230131.

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

It is not a de Polignac number, because 13103213101 - 21 = 13103213099 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 (13103213107) 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, 283705 + ... + 326641.

It is an arithmetic number, because the mean of its divisors is an integer number (1786907808).

Almost surely, 213103213101 is an apocalyptic number.

13103213101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13103213101 is a deficient number, since it is larger than the sum of its proper divisors (1192049363).

13103213101 is a wasteful number, since it uses less digits than its factorization.

13103213101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70691.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 13103213101 its reverse (10131230131), we get a palindrome (23234443232).

The spelling of 13103213101 in words is "thirteen billion, one hundred three million, two hundred thirteen thousand, one hundred one".

Divisors: 1 11 27743 42937 305173 472307 1191201191 13103213101