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4976666145 = 3251110053871
BaseRepresentation
bin1001010001010000…
…11110011000100001
3110211211110211112100
410220220132120201
540143011304040
62141455121013
7234216651513
oct45050363041
913754424470
104976666145
11212421aa30
12b6a813169
1361407bb89
14352d49bb3
151e1d97b30
hex128a1e621

4976666145 has 24 divisors (see below), whose sum is σ = 9410424192. Its totient is φ = 2412928800.

The previous prime is 4976666131. The next prime is 4976666153. The reversal of 4976666145 is 5416666794.

It is not a de Polignac number, because 4976666145 - 214 = 4976649761 is a prime.

It is a super-2 number, since 2×49766661452 = 49534411837578322050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4976666091 and 4976666100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5026441 + ... + 5027430.

It is an arithmetic number, because the mean of its divisors is an integer number (392101008).

Almost surely, 24976666145 is an apocalyptic number.

4976666145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4976666145 is a deficient number, since it is larger than the sum of its proper divisors (4433758047).

4976666145 is a wasteful number, since it uses less digits than its factorization.

4976666145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10053893 (or 10053890 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The square root of 4976666145 is about 70545.4898983627. The cubic root of 4976666145 is about 1707.3117759576.

The spelling of 4976666145 in words is "four billion, nine hundred seventy-six million, six hundred sixty-six thousand, one hundred forty-five".

Divisors: 1 3 5 9 11 15 33 45 55 99 165 495 10053871 30161613 50269355 90484839 110592581 150808065 331777743 452424195 552962905 995333229 1658888715 4976666145