Search a number
-
+
10103133091 = 36727528973
BaseRepresentation
bin10010110100011000…
…11001001110100011
3222002002211100010111
421122030121032203
5131142400224331
64350305112151
7505236133342
oct113214311643
928062740114
1010103133091
114314a56477
121b5b628657
13c5018a07c
146bbb2bb59
153e1e80db1
hex25a3193a3

10103133091 has 4 divisors (see below), whose sum is σ = 10130662432. Its totient is φ = 10075603752.

The previous prime is 10103133023. The next prime is 10103133097. The reversal of 10103133091 is 19033130101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19033130101 = 21767874403.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10103133091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10103133097) 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, 13764120 + ... + 13764853.

It is an arithmetic number, because the mean of its divisors is an integer number (2532665608).

Almost surely, 210103133091 is an apocalyptic number.

10103133091 is a deficient number, since it is larger than the sum of its proper divisors (27529341).

10103133091 is an equidigital number, since it uses as much as digits as its factorization.

10103133091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27529340.

The product of its (nonzero) digits is 243, while the sum is 22.

Adding to 10103133091 its reverse (19033130101), we get a palindrome (29136263192).

The spelling of 10103133091 in words is "ten billion, one hundred three million, one hundred thirty-three thousand, ninety-one".

Divisors: 1 367 27528973 10103133091