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15344152424 = 231918019053
BaseRepresentation
bin11100100101001010…
…10010111101101000
31110121100201201001122
432102211102331220
5222411100334144
611014330234412
71052146100156
oct162245227550
943540651048
1015344152424
116564412907
122b82885a08
1315a6c35743
14a57c0c3d6
155ec1457ee
hex392952f68

15344152424 has 8 divisors (see below), whose sum is σ = 28770285810. Its totient is φ = 7672076208.

The previous prime is 15344152399. The next prime is 15344152427. The reversal of 15344152424 is 42425144351.

It is a happy number.

15344152424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10972562500 + 4371589924 = 104750^2 + 66118^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×153441524242 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15344152427) 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 as a sum of consecutive naturals, namely, 959009519 + ... + 959009534.

Almost surely, 215344152424 is an apocalyptic number.

It is an amenable number.

15344152424 is a deficient number, since it is larger than the sum of its proper divisors (13426133386).

15344152424 is a wasteful number, since it uses less digits than its factorization.

15344152424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918019059 (or 1918019055 counting only the distinct ones).

The product of its digits is 76800, while the sum is 35.

Adding to 15344152424 its reverse (42425144351), we get a palindrome (57769296775).

The spelling of 15344152424 in words is "fifteen billion, three hundred forty-four million, one hundred fifty-two thousand, four hundred twenty-four".

Divisors: 1 2 4 8 1918019053 3836038106 7672076212 15344152424