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2520672516530 = 257449497316127
BaseRepresentation
bin100100101011100011110…
…010100011100110110010
322220222022000001012200222
4210223203302203212302
5312244314131012110
65205551520013042
7350053420605050
oct44534362434662
98828260035628
102520672516530
11892013a15993
12348634161182
131539104c573c
148a00341b1d0
154587d920c55
hex24ae3ca39b2

2520672516530 has 64 divisors (see below), whose sum is σ = 5198299545600. Its totient is φ = 862078930944.

The previous prime is 2520672516517. The next prime is 2520672516599. The reversal of 2520672516530 is 356152760252.

2520672516530 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 156293327 + ... + 156309453.

It is an arithmetic number, because the mean of its divisors is an integer number (81223430400).

Almost surely, 22520672516530 is an apocalyptic number.

2520672516530 is an abundant number, since it is smaller than the sum of its proper divisors (2677627029070).

2520672516530 is a wasteful number, since it uses less digits than its factorization.

2520672516530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21563.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 2520672516530 in words is "two trillion, five hundred twenty billion, six hundred seventy-two million, five hundred sixteen thousand, five hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 449 898 2245 3143 4490 4973 6286 9946 15715 16127 24865 31430 32254 34811 49730 69622 80635 112889 161270 174055 225778 348110 564445 1128890 2232877 4465754 7241023 11164385 14482046 15630139 22328770 31260278 36205115 50687161 72410230 78150695 80199571 101374322 156301390 160399142 253435805 400997855 506871610 561396997 801995710 1122793994 2806984985 5613969970 36009607379 72019214758 180048036895 252067251653 360096073790 504134503306 1260336258265 2520672516530