Search a number
-
+
4275930981 = 37197322011
BaseRepresentation
bin1111111011011101…
…1000011101100101
3102000222220210121010
43332313120131211
532224114242411
61544144012433
7210650546040
oct37667303545
912028823533
104275930981
1118a4719263
129b4001119
13531b42c9a
142c7c5dc57
151a05cc7a6
hexfedd8765

4275930981 has 48 divisors (see below), whose sum is σ = 6957335040. Its totient is φ = 2281944960.

The previous prime is 4275930941. The next prime is 4275930983. The reversal of 4275930981 is 1890395724.

It is not a de Polignac number, because 4275930981 - 211 = 4275928933 is a prime.

It is a super-2 number, since 2×42759309812 = 36567171508551244722, which contains 22 as substring.

It is a Curzon number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 4275930981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4275930983) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2125266 + ... + 2127276.

It is an arithmetic number, because the mean of its divisors is an integer number (144944480).

Almost surely, 24275930981 is an apocalyptic number.

It is an amenable number.

4275930981 is a deficient number, since it is larger than the sum of its proper divisors (2681404059).

4275930981 is a wasteful number, since it uses less digits than its factorization.

4275930981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186 (or 2113 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 48.

The square root of 4275930981 is about 65390.6031551935. The cubic root of 4275930981 is about 1623.0935883490.

The spelling of 4275930981 in words is "four billion, two hundred seventy-five million, nine hundred thirty thousand, nine hundred eighty-one".

Divisors: 1 3 7 19 21 57 73 133 219 399 511 1387 1533 2011 4161 5329 6033 9709 14077 15987 29127 37303 38209 42231 101251 111909 114627 146803 267463 303753 440409 708757 802389 1027621 2126271 2789257 3082863 8367771 10716619 19524799 32149857 58574397 75016333 203615761 225048999 610847283 1425310327 4275930981