Search a number
-
+
105476831 is a prime number
BaseRepresentation
bin1100100100101…
…11001011011111
321100110210000022
412102113023133
5204000224311
614244422355
72420352425
oct622271337
9240423008
10105476831
11545a2339
122b3a79bb
1318b10635
1410019115
1593d75db
hex64972df

105476831 has 2 divisors, whose sum is σ = 105476832. Its totient is φ = 105476830.

The previous prime is 105476773. The next prime is 105476843. The reversal of 105476831 is 138674501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 105476831 - 210 = 105475807 is a prime.

It is a super-2 number, since 2×1054768312 = 22250723755605122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105476791 and 105476800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105476851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52738415 + 52738416.

It is an arithmetic number, because the mean of its divisors is an integer number (52738416).

Almost surely, 2105476831 is an apocalyptic number.

105476831 is a deficient number, since it is larger than the sum of its proper divisors (1).

105476831 is an equidigital number, since it uses as much as digits as its factorization.

105476831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 105476831 is about 10270.1913808848. The cubic root of 105476831 is about 472.4824602729.

The spelling of 105476831 in words is "one hundred five million, four hundred seventy-six thousand, eight hundred thirty-one".