Search a number
-
+
13103023101 = 372305927059
BaseRepresentation
bin11000011010000000…
…00100001111111101
31020211011122112120220
430031000010033331
5203313333214401
610004111131553
7642463600350
oct141500041775
936734575526
1013103023101
115614351213
122658213bb9
13130a83350c
148c4306297
1551a502336
hex30d0043fd

13103023101 has 16 divisors (see below), whose sum is σ = 19968115200. Its totient is φ = 7486840368.

The previous prime is 13103023069. The next prime is 13103023117. The reversal of 13103023101 is 10132030131.

It is not a de Polignac number, because 13103023101 - 25 = 13103023069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13103023501) 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, 470710 + ... + 497768.

It is an arithmetic number, because the mean of its divisors is an integer number (1248007200).

Almost surely, 213103023101 is an apocalyptic number.

It is an amenable number.

13103023101 is a deficient number, since it is larger than the sum of its proper divisors (6865092099).

13103023101 is a wasteful number, since it uses less digits than its factorization.

13103023101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50128.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 13103023101 its reverse (10132030131), we get a palindrome (23235053232).

The spelling of 13103023101 in words is "thirteen billion, one hundred three million, twenty-three thousand, one hundred one".

Divisors: 1 3 7 21 23059 27059 69177 81177 161413 189413 484239 568239 623953481 1871860443 4367674367 13103023101