Base | Representation |
---|---|
bin | 1000011101111101000… |
… | …0110100110011110101 |
3 | 111220111201121222011112 |
4 | 2013133100310303311 |
5 | 4340420242304144 |
6 | 150455445444405 |
7 | 13340056424612 |
oct | 2073720646365 |
9 | 456451558145 |
10 | 145479650549 |
11 | 56774519762 |
12 | 24240a10705 |
13 | 10945bcc47c |
14 | 70812a9509 |
15 | 3bb6d2199e |
hex | 21df434cf5 |
145479650549 has 8 divisors (see below), whose sum is σ = 146539673280. Its totient is φ = 144419819616.
The previous prime is 145479650527. The next prime is 145479650567. The reversal of 145479650549 is 945056974541.
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 145479650549 - 232 = 141184683253 is a prime.
It is a super-3 number, since 3×1454796505493 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145479650579) 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, 1707449 + ... + 1790625.
It is an arithmetic number, because the mean of its divisors is an integer number (18317459160).
Almost surely, 2145479650549 is an apocalyptic number.
It is an amenable number.
145479650549 is a deficient number, since it is larger than the sum of its proper divisors (1060022731).
145479650549 is a wasteful number, since it uses less digits than its factorization.
145479650549 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95899.
The product of its (nonzero) digits is 27216000, while the sum is 59.
The spelling of 145479650549 in words is "one hundred forty-five billion, four hundred seventy-nine million, six hundred fifty thousand, five hundred forty-nine".
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