Search a number
-
+
4958331481 is a prime number
BaseRepresentation
bin1001001111000101…
…00010001001011001
3110210112222100002201
410213202202021121
540123313101411
62140002130201
7233605056625
oct44742421131
913715870081
104958331481
112114937914
12b64650961
1361032c76c
14350736185
151e04753c1
hex1278a2259

4958331481 has 2 divisors, whose sum is σ = 4958331482. Its totient is φ = 4958331480.

The previous prime is 4958331479. The next prime is 4958331493. The reversal of 4958331481 is 1841338594.

4958331481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3235334400 + 1722997081 = 56880^2 + 41509^2 .

It is a cyclic number.

It is not a de Polignac number, because 4958331481 - 21 = 4958331479 is a prime.

It is a super-2 number, since 2×49583314812 = 49170102150951306722, which contains 22 as substring.

Together with 4958331479, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4958332481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2479165740 + 2479165741.

It is an arithmetic number, because the mean of its divisors is an integer number (2479165741).

Almost surely, 24958331481 is an apocalyptic number.

It is an amenable number.

4958331481 is a deficient number, since it is larger than the sum of its proper divisors (1).

4958331481 is an equidigital number, since it uses as much as digits as its factorization.

4958331481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 46.

The square root of 4958331481 is about 70415.4207613645. The cubic root of 4958331481 is about 1705.2125454623.

The spelling of 4958331481 in words is "four billion, nine hundred fifty-eight million, three hundred thirty-one thousand, four hundred eighty-one".