Search a number
-
+
10101324031 = 54449185519
BaseRepresentation
bin10010110100001010…
…11111100011111111
3222001222102102120021
421122011133203333
5131141414332111
64350202233011
7505214560201
oct113205374377
928058372507
1010101324031
114313a30287
121b5aab5767
13c4c9a5816
146bb7ba771
153e1c24d71
hex25a15f8ff

10101324031 has 4 divisors (see below), whose sum is σ = 10101564000. Its totient is φ = 10101084064.

The previous prime is 10101324011. The next prime is 10101324049. The reversal of 10101324031 is 13042310101.

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

It is a cyclic number.

It is not a de Polignac number, because 10101324031 - 223 = 10092935423 is a prime.

It is a super-2 number, since 2×101013240312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10101323996 and 10101324014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101324001) 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, 38311 + ... + 147208.

It is an arithmetic number, because the mean of its divisors is an integer number (2525391000).

Almost surely, 210101324031 is an apocalyptic number.

10101324031 is a deficient number, since it is larger than the sum of its proper divisors (239969).

10101324031 is an equidigital number, since it uses as much as digits as its factorization.

10101324031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239968.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10101324031 its reverse (13042310101), we get a palindrome (23143634132).

The spelling of 10101324031 in words is "ten billion, one hundred one million, three hundred twenty-four thousand, thirty-one".

Divisors: 1 54449 185519 10101324031