Base | Representation |
---|---|
bin | 11100101010000101… |
… | …10001011111111000 |
3 | 1110201020102000212202 |
4 | 32111002301133320 |
5 | 223002132342404 |
6 | 11022403125332 |
7 | 1053160014005 |
oct | 162502613770 |
9 | 43636360782 |
10 | 15385434104 |
11 | 65857493a7 |
12 | 2b94673848 |
13 | 15b265a781 |
14 | a5d4b68ac |
15 | 600a9c21e |
hex | 3950b17f8 |
15385434104 has 8 divisors (see below), whose sum is σ = 28847688960. Its totient is φ = 7692717048.
The previous prime is 15385434079. The next prime is 15385434109. The reversal of 15385434104 is 40143458351.
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15385434109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961589624 + ... + 961589639.
It is an arithmetic number, because the mean of its divisors is an integer number (3605961120).
Almost surely, 215385434104 is an apocalyptic number.
It is an amenable number.
15385434104 is a deficient number, since it is larger than the sum of its proper divisors (13462254856).
15385434104 is a wasteful number, since it uses less digits than its factorization.
15385434104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1923179269 (or 1923179265 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 38.
The spelling of 15385434104 in words is "fifteen billion, three hundred eighty-five million, four hundred thirty-four thousand, one hundred four".
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