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15245100241 = 7131149111577
BaseRepresentation
bin11100011001010110…
…11100010011010001
31110100110100100000021
432030223130103101
5222210221201431
611000431223441
71046534133250
oct161453342321
943313310007
1015245100241
1165135094a8
122b55677b81
13158c564497
14a489c6797
155e35cbb11
hex38cadc4d1

15245100241 has 16 divisors (see below), whose sum is σ = 17673955200. Its totient is φ = 12880333440.

The previous prime is 15245100223. The next prime is 15245100257. The reversal of 15245100241 is 14200154251.

15245100241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 15245100241 - 25 = 15245100209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15245100271) 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 15 ways as a sum of consecutive naturals, for example, 80845 + ... + 192421.

It is an arithmetic number, because the mean of its divisors is an integer number (1104622200).

Almost surely, 215245100241 is an apocalyptic number.

It is an amenable number.

15245100241 is a deficient number, since it is larger than the sum of its proper divisors (2428854959).

15245100241 is a wasteful number, since it uses less digits than its factorization.

15245100241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111864.

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 15245100241 its reverse (14200154251), we get a palindrome (29445254492).

The spelling of 15245100241 in words is "fifteen billion, two hundred forty-five million, one hundred thousand, two hundred forty-one".

Divisors: 1 7 131 149 917 1043 19519 111577 136633 781039 14616587 16624973 102316109 116374811 2177871463 15245100241