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15350423141 = 611861135221
BaseRepresentation
bin11100100101111010…
…01101111001100101
31110121210112021212102
432102331031321211
5222414202020031
611015112501445
71052253305144
oct162275157145
943553467772
1015350423141
116567a06119
122b849aa885
1315a831ca21
14a589a175b
155ec9837cb
hex392f4de65

15350423141 has 8 divisors (see below), whose sum is σ = 15610568568. Its totient is φ = 15090552000.

The previous prime is 15350423119. The next prime is 15350423149. The reversal of 15350423141 is 14132405351.

It can be written as a sum of positive squares in 4 ways, for example, as 109286116 + 15241137025 = 10454^2 + 123455^2 .

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 15350423141 - 218 = 15350160997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15350423149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45911 + ... + 181131.

It is an arithmetic number, because the mean of its divisors is an integer number (1951321071).

Almost surely, 215350423141 is an apocalyptic number.

It is an amenable number.

15350423141 is a deficient number, since it is larger than the sum of its proper divisors (260145427).

15350423141 is a wasteful number, since it uses less digits than its factorization.

15350423141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137143.

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 15350423141 its reverse (14132405351), we get a palindrome (29482828492).

The spelling of 15350423141 in words is "fifteen billion, three hundred fifty million, four hundred twenty-three thousand, one hundred forty-one".

Divisors: 1 61 1861 113521 135221 8248481 251646281 15350423141