Search a number
-
+
160290154631 is a prime number
BaseRepresentation
bin1001010101001000001…
…0011010100010000111
3120022201220012112022202
42111102002122202013
510111233234422011
6201345234145115
714403065556035
oct2252202324207
9508656175282
10160290154631
1161a84682682
1227094a2219b
13121663cb359
147a88283555
1542821a423b
hex255209a887

160290154631 has 2 divisors, whose sum is σ = 160290154632. Its totient is φ = 160290154630.

The previous prime is 160290154601. The next prime is 160290154669. The reversal of 160290154631 is 136451092061.

It is an a-pointer prime, because the next prime (160290154669) can be obtained adding 160290154631 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 160290154631 - 230 = 159216412807 is a prime.

It is a super-2 number, since 2×1602901546312 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160290154601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80145077315 + 80145077316.

It is an arithmetic number, because the mean of its divisors is an integer number (80145077316).

Almost surely, 2160290154631 is an apocalyptic number.

160290154631 is a deficient number, since it is larger than the sum of its proper divisors (1).

160290154631 is an equidigital number, since it uses as much as digits as its factorization.

160290154631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 160290154631 in words is "one hundred sixty billion, two hundred ninety million, one hundred fifty-four thousand, six hundred thirty-one".