Search a number
-
+
107050381 is a prime number
BaseRepresentation
bin1100110000101…
…11010110001101
321110102201111221
412120113112031
5204401103011
614342243341
72436625144
oct630272615
9243381457
10107050381
1155477599
122ba26551
1319241929
141030875b
1595e8971
hex661758d

107050381 has 2 divisors, whose sum is σ = 107050382. Its totient is φ = 107050380.

The previous prime is 107050369. The next prime is 107050399. The reversal of 107050381 is 183050701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79655625 + 27394756 = 8925^2 + 5234^2 .

It is a cyclic number.

It is not a de Polignac number, because 107050381 - 215 = 107017613 is a prime.

It is a super-3 number, since 3×1070503813 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (107050331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53525190 + 53525191.

It is an arithmetic number, because the mean of its divisors is an integer number (53525191).

Almost surely, 2107050381 is an apocalyptic number.

It is an amenable number.

107050381 is a deficient number, since it is larger than the sum of its proper divisors (1).

107050381 is an equidigital number, since it uses as much as digits as its factorization.

107050381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 107050381 is about 10346.5154037483. The cubic root of 107050381 is about 474.8204396100.

The spelling of 107050381 in words is "one hundred seven million, fifty thousand, three hundred eighty-one".