Search a number
-
+
10144022101 = 181291719213
BaseRepresentation
bin10010111001010000…
…10111111001010101
3222011221202201022021
421130220113321111
5131233332201401
64354325333141
7506243523313
oct113450277125
928157681267
1010144022101
114336043a44
121b712671b1
13c587a5455
146c33330b3
153e585b2a1
hex25ca17e55

10144022101 has 8 divisors (see below), whose sum is σ = 10204094264. Its totient is φ = 10083994560.

The previous prime is 10144022099. The next prime is 10144022117. The reversal of 10144022101 is 10122044101.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4466248900 + 5677773201 = 66830^2 + 75351^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 10144022101 - 21 = 10144022099 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 (10144022131) 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, 518371 + ... + 537583.

It is an arithmetic number, because the mean of its divisors is an integer number (1275511783).

Almost surely, 210144022101 is an apocalyptic number.

It is an amenable number.

10144022101 is a deficient number, since it is larger than the sum of its proper divisors (60072163).

10144022101 is a wasteful number, since it uses less digits than its factorization.

10144022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22311.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10144022101 its reverse (10122044101), we get a palindrome (20266066202).

The spelling of 10144022101 in words is "ten billion, one hundred forty-four million, twenty-two thousand, one hundred one".

Divisors: 1 181 2917 19213 527977 3477553 56044321 10144022101