Search a number
-
+
4918293025 = 52196731721
BaseRepresentation
bin1001001010010011…
…10011001000100001
3110200202122011122221
410211021303020201
540033040334100
62132012031041
7232610541502
oct44511631041
913622564587
104918293025
1120a4280388
12b53162481
13604c51579
143492b2ba9
151dbbb701a
hex125273221

4918293025 has 6 divisors (see below), whose sum is σ = 6098683382. Its totient is φ = 3934634400.

The previous prime is 4918293011. The next prime is 4918293073. The reversal of 4918293025 is 5203928194.

It can be written as a sum of positive squares in 3 ways, for example, as 771061824 + 4147231201 = 27768^2 + 64399^2 .

It is not a de Polignac number, because 4918293025 - 29 = 4918292513 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98365836 + ... + 98365885.

Almost surely, 24918293025 is an apocalyptic number.

It is an amenable number.

4918293025 is a deficient number, since it is larger than the sum of its proper divisors (1180390357).

4918293025 is a wasteful number, since it uses less digits than its factorization.

4918293025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196731731 (or 196731726 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 4918293025 is about 70130.5427399503. The cubic root of 4918293025 is about 1700.6102797372.

The spelling of 4918293025 in words is "four billion, nine hundred eighteen million, two hundred ninety-three thousand, twenty-five".

Divisors: 1 5 25 196731721 983658605 4918293025