Base | Representation |
---|---|
bin | 11100001101000100… |
… | …10100010101110011 |
3 | 1110002021102120212002 |
4 | 32012202110111303 |
5 | 222002330420133 |
6 | 10542310324215 |
7 | 1044143154626 |
oct | 160642242563 |
9 | 43067376762 |
10 | 15142045043 |
11 | 6470320614 |
12 | 2b2705966b |
13 | 15740c1188 |
14 | a3903bdbd |
15 | 5d9521ce8 |
hex | 386894573 |
15142045043 has 4 divisors (see below), whose sum is σ = 15205401120. Its totient is φ = 15078688968.
The previous prime is 15142045033. The next prime is 15142045109. The reversal of 15142045043 is 34054024151.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 15142045043 - 226 = 15074936179 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 15142044997 and 15142045015.
It is not an unprimeable number, because it can be changed into a prime (15142045013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31677680 + ... + 31678157.
It is an arithmetic number, because the mean of its divisors is an integer number (3801350280).
Almost surely, 215142045043 is an apocalyptic number.
15142045043 is a deficient number, since it is larger than the sum of its proper divisors (63356077).
15142045043 is an equidigital number, since it uses as much as digits as its factorization.
15142045043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63356076.
The product of its (nonzero) digits is 9600, while the sum is 29.
Adding to 15142045043 its reverse (34054024151), we get a palindrome (49196069194).
The spelling of 15142045043 in words is "fifteen billion, one hundred forty-two million, forty-five thousand, forty-three".
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