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124132141 = 722533309
BaseRepresentation
bin1110110011000…
…01101100101101
322122120120021201
413121201230231
5223234212031
620152325501
73035051200
oct731415455
9278516251
10124132141
1164084351
12356a3891
131c942993
14126b3937
15ad6ed61
hex7661b2d

124132141 has 6 divisors (see below), whose sum is σ = 144398670. Its totient is φ = 106398936.

The previous prime is 124132121. The next prime is 124132157. The reversal of 124132141 is 141231421.

It can be written as a sum of positive squares in only one way, i.e., 99082116 + 25050025 = 9954^2 + 5005^2 .

It is not a de Polignac number, because 124132141 - 25 = 124132109 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 (124132121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1266606 + ... + 1266703.

It is an arithmetic number, because the mean of its divisors is an integer number (24066445).

Almost surely, 2124132141 is an apocalyptic number.

It is an amenable number.

124132141 is a deficient number, since it is larger than the sum of its proper divisors (20266529).

124132141 is an equidigital number, since it uses as much as digits as its factorization.

124132141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2533323 (or 2533316 counting only the distinct ones).

The product of its digits is 192, while the sum is 19.

The square root of 124132141 is about 11141.4604518438. The cubic root of 124132141 is about 498.8401663186.

Adding to 124132141 its reverse (141231421), we get a palindrome (265363562).

The spelling of 124132141 in words is "one hundred twenty-four million, one hundred thirty-two thousand, one hundred forty-one".

Divisors: 1 7 49 2533309 17733163 124132141