Search a number
-
+
12883870163 is a prime number
BaseRepresentation
bin10111111111111000…
…00100000111010011
31020020220021102021102
423333330010013103
5202341232321123
65530242015015
7634163042453
oct137774040723
936226242242
1012883870163
11551167738a
1225b694746b
1312a4301518
148a3179d63
15506163028
hex2fff041d3

12883870163 has 2 divisors, whose sum is σ = 12883870164. Its totient is φ = 12883870162.

The previous prime is 12883870127. The next prime is 12883870177. The reversal of 12883870163 is 36107838821.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12883870163 - 226 = 12816761299 is a prime.

It is a super-2 number, since 2×128838701632 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12883870183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6441935081 + 6441935082.

It is an arithmetic number, because the mean of its divisors is an integer number (6441935082).

Almost surely, 212883870163 is an apocalyptic number.

12883870163 is a deficient number, since it is larger than the sum of its proper divisors (1).

12883870163 is an equidigital number, since it uses as much as digits as its factorization.

12883870163 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 12883870163 in words is "twelve billion, eight hundred eighty-three million, eight hundred seventy thousand, one hundred sixty-three".