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124271672153 = 400150816113
BaseRepresentation
bin111001110111100101…
…0110011101101011001
3102212202201002001002012
41303233022303231121
54014002022002103
6133031205115305
711656365533036
oct1635712635531
9385681061065
10124271672153
1148781134692
12201023b8b35
13b946198a25
14602c7b838d
153374ee12d8
hex1cef2b3b59

124271672153 has 8 divisors (see below), whose sum is σ = 124347534696. Its totient is φ = 124195840000.

The previous prime is 124271672101. The next prime is 124271672177. The reversal of 124271672153 is 351276172421.

It can be written as a sum of positive squares in 4 ways, for example, as 713798089 + 123557874064 = 26717^2 + 351508^2 .

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 124271672153 - 216 = 124271606617 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 124271672153.

It is not an unprimeable number, because it can be changed into a prime (124271672353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20326025 + ... + 20332137.

It is an arithmetic number, because the mean of its divisors is an integer number (15543441837).

Almost surely, 2124271672153 is an apocalyptic number.

It is an amenable number.

124271672153 is a deficient number, since it is larger than the sum of its proper divisors (75862543).

124271672153 is an equidigital number, since it uses as much as digits as its factorization.

124271672153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15195.

The product of its digits is 141120, while the sum is 41.

The spelling of 124271672153 in words is "one hundred twenty-four billion, two hundred seventy-one million, six hundred seventy-two thousand, one hundred fifty-three".

Divisors: 1 4001 5081 6113 20329081 24458113 31060153 124271672153