Search a number
-
+
425487083 = 71913124421
BaseRepresentation
bin11001010111000…
…110101011101011
31002122121222112212
4121113012223223
51332411041313
6110115355335
713354403060
oct3127065353
91078558485
10425487083
111a91a381a
12ba5b2b4b
136a1c6408
144071ac67
152754a3a8
hex195c6aeb

425487083 has 16 divisors (see below), whose sum is σ = 515792640. Its totient is φ = 342856800.

The previous prime is 425487077. The next prime is 425487103. The reversal of 425487083 is 380784524.

It is a cyclic number.

It is not a de Polignac number, because 425487083 - 26 = 425487019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 425487083.

It is not an unprimeable number, because it can be changed into a prime (425487983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5213 + ... + 29633.

It is an arithmetic number, because the mean of its divisors is an integer number (32237040).

Almost surely, 2425487083 is an apocalyptic number.

425487083 is a deficient number, since it is larger than the sum of its proper divisors (90305557).

425487083 is a wasteful number, since it uses less digits than its factorization.

425487083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24578.

The product of its (nonzero) digits is 215040, while the sum is 41.

The square root of 425487083 is about 20627.3382432150. The cubic root of 425487083 is about 752.1344135723.

The spelling of 425487083 in words is "four hundred twenty-five million, four hundred eighty-seven thousand, eighty-three".

Divisors: 1 7 19 131 133 917 2489 17423 24421 170947 463999 3199151 3247993 22394057 60783869 425487083