Search a number
-
+
53975259470 = 25111925825483
BaseRepresentation
bin110010010001001011…
…010001100101001110
312011022121222021110002
4302101023101211032
51341020131300340
640443525044302
73620362064336
oct622113214516
9164277867402
1053975259470
1120988699360
12a564256692
13512250b372
1428806840c6
15160d87e715
hexc912d194e

53975259470 has 32 divisors (see below), whose sum is σ = 111566090880. Its totient is φ = 18594347040.

The previous prime is 53975259469. The next prime is 53975259491. The reversal of 53975259470 is 7495257935.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12910652 + ... + 12914831.

It is an arithmetic number, because the mean of its divisors is an integer number (3486440340).

Almost surely, 253975259470 is an apocalyptic number.

53975259470 is an abundant number, since it is smaller than the sum of its proper divisors (57590831410).

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

53975259470 is a wasteful number, since it uses less digits than its factorization.

53975259470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25825520.

The product of its (nonzero) digits is 11907000, while the sum is 56.

The spelling of 53975259470 in words is "fifty-three billion, nine hundred seventy-five million, two hundred fifty-nine thousand, four hundred seventy".

Divisors: 1 2 5 10 11 19 22 38 55 95 110 190 209 418 1045 2090 25825483 51650966 129127415 258254830 284080313 490684177 568160626 981368354 1420401565 2453420885 2840803130 4906841770 5397525947 10795051894 26987629735 53975259470