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101423241 = 3217662897
BaseRepresentation
bin1100000101110…
…01100010001001
321001211211112100
412002321202021
5201431020431
614021504013
72341040403
oct602714211
9231754470
10101423241
1152283867
1229b72009
131802156a
14d681b73
158d864e6
hex60b9889

101423241 has 12 divisors (see below), whose sum is σ = 155118132. Its totient is φ = 63638016.

The previous prime is 101423233. The next prime is 101423293. The reversal of 101423241 is 142324101.

101423241 is a `hidden beast` number, since 1 + 0 + 1 + 423 + 241 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 52142841 + 49280400 = 7221^2 + 7020^2 .

It is not a de Polignac number, because 101423241 - 23 = 101423233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101423221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331296 + ... + 331601.

It is an arithmetic number, because the mean of its divisors is an integer number (12926511).

Almost surely, 2101423241 is an apocalyptic number.

It is an amenable number.

101423241 is a deficient number, since it is larger than the sum of its proper divisors (53694891).

101423241 is a wasteful number, since it uses less digits than its factorization.

101423241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662920 (or 662917 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 101423241 is about 10070.9106340986. The cubic root of 101423241 is about 466.3505516183.

Adding to 101423241 its reverse (142324101), we get a palindrome (243747342).

The spelling of 101423241 in words is "one hundred one million, four hundred twenty-three thousand, two hundred forty-one".

Divisors: 1 3 9 17 51 153 662897 1988691 5966073 11269249 33807747 101423241