Search a number
-
+
795478000381 is a prime number
BaseRepresentation
bin10111001001101100010…
…11110000001011111101
32211001021020012100200021
423210312023300023331
5101013114332003011
61405234302132141
7111320454303451
oct13446613601375
92731236170607
10795478000381
112873a6658529
1210a203b81051
135a02316c55c
142a703970661
1515a5b30a471
hexb9362f02fd

795478000381 has 2 divisors, whose sum is σ = 795478000382. Its totient is φ = 795478000380.

The previous prime is 795478000321. The next prime is 795478000393. The reversal of 795478000381 is 183000874597.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409675523481 + 385802476900 = 640059^2 + 621130^2 .

It is a cyclic number.

It is not a de Polignac number, because 795478000381 - 211 = 795477998333 is a prime.

It is a super-2 number, since 2×7954780003812 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (795478000321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397739000190 + 397739000191.

It is an arithmetic number, because the mean of its divisors is an integer number (397739000191).

Almost surely, 2795478000381 is an apocalyptic number.

It is an amenable number.

795478000381 is a deficient number, since it is larger than the sum of its proper divisors (1).

795478000381 is an equidigital number, since it uses as much as digits as its factorization.

795478000381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1693440, while the sum is 52.

The spelling of 795478000381 in words is "seven hundred ninety-five billion, four hundred seventy-eight million, three hundred eighty-one", and thus it is an aban number.