Search a number
-
+
101010141 = 3217660197
BaseRepresentation
bin1100000010101…
…00101011011101
321001001211212100
412001110223131
5201324311031
614004555313
72334400131
oct601245335
9231054770
10101010141
1152021461
12299b2b39
1317c0851b
14d5b53c1
158d03de6
hex6054add

101010141 has 12 divisors (see below), whose sum is σ = 154486332. Its totient is φ = 63378816.

The previous prime is 101010113. The next prime is 101010157. The reversal of 101010141 is 141010101.

It can be written as a sum of positive squares in 2 ways, for example, as 70207641 + 30802500 = 8379^2 + 5550^2 .

It is not a de Polignac number, because 101010141 - 211 = 101008093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101010241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 329946 + ... + 330251.

It is an arithmetic number, because the mean of its divisors is an integer number (12873861).

Almost surely, 2101010141 is an apocalyptic number.

It is an amenable number.

101010141 is a deficient number, since it is larger than the sum of its proper divisors (53476191).

101010141 is a wasteful number, since it uses less digits than its factorization.

101010141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660220 (or 660217 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 101010141 is about 10050.3801420643. The cubic root of 101010141 is about 465.7165366394.

Adding to 101010141 its reverse (141010101), we get a palindrome (242020242).

The spelling of 101010141 in words is "one hundred one million, ten thousand, one hundred forty-one".

Divisors: 1 3 9 17 51 153 660197 1980591 5941773 11223349 33670047 101010141