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124044271 = 1330731081
BaseRepresentation
bin1110110010011…
…00001111101111
322122102002202021
413121030033233
5223223404041
620150411011
73034234051
oct731141757
9278362667
10124044271
116402432a
1235660a67
131c9119a0
141268d8d1
15ad53cd1
hex764c3ef

124044271 has 8 divisors (see below), whose sum is σ = 134025584. Its totient is φ = 114125760.

The previous prime is 124044259. The next prime is 124044341. The reversal of 124044271 is 172440421.

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 124044271 - 27 = 124044143 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 (124044241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11550 + ... + 19531.

It is an arithmetic number, because the mean of its divisors is an integer number (16753198).

Almost surely, 2124044271 is an apocalyptic number.

124044271 is a deficient number, since it is larger than the sum of its proper divisors (9981313).

124044271 is a wasteful number, since it uses less digits than its factorization.

124044271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31401.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 124044271 is about 11137.5163748477. The cubic root of 124044271 is about 498.7224330925.

Adding to 124044271 its reverse (172440421), we get a palindrome (296484692).

The spelling of 124044271 in words is "one hundred twenty-four million, forty-four thousand, two hundred seventy-one".

Divisors: 1 13 307 3991 31081 404053 9541867 124044271