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78504876480330 = 235532306533531
BaseRepresentation
bin10001110110011001010111…
…010001101001011101001010
3101021221222210211011202100000
4101312121113101221131022
540242210441334332310
6434544350430423430
722351535010645516
oct2166312721513512
9337858724152300
1078504876480330
1123017805178693
12897a930361b76
1334a5c93b1a541
141555928c35146
1591215a7474c0
hex47665746974a

78504876480330 has 48 divisors (see below), whose sum is σ = 211672407701664. Its totient is φ = 20934633727440.

The previous prime is 78504876480301. The next prime is 78504876480337. The reversal of 78504876480330 is 3308467840587.

78504876480330 is a `hidden beast` number, since 7 + 8 + 50 + 4 + 8 + 76 + 480 + 3 + 30 = 666.

78504876480330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (78504876480337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16153264336 + ... + 16153269195.

It is an arithmetic number, because the mean of its divisors is an integer number (4409841827118).

Almost surely, 278504876480330 is an apocalyptic number.

78504876480330 is an abundant number, since it is smaller than the sum of its proper divisors (133167531221334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78504876480330 is a wasteful number, since it uses less digits than its factorization.

78504876480330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32306533553 (or 32306533541 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 63.

The spelling of 78504876480330 in words is "seventy-eight trillion, five hundred four billion, eight hundred seventy-six million, four hundred eighty thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 810 1215 2430 32306533531 64613067062 96919600593 161532667655 193839201186 290758801779 323065335310 484598002965 581517603558 872276405337 969196005930 1453794008895 1744552810674 2616829216011 2907588017790 4361382026685 5233658432022 7850487648033 8722764053370 13084146080055 15700975296066 26168292160110 39252438240165 78504876480330