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230985383983 is a prime number
BaseRepresentation
bin1101011100011111001…
…1010100000000101111
3211002012202202021120121
43113013303110000233
512241024224241413
6254040242225411
722455014240314
oct3270763240057
9732182667517
10230985383983
1189a62255862
1238924655267
1318a218a4803
14b273350d0b
15601d843b8d
hex35c7cd402f

230985383983 has 2 divisors, whose sum is σ = 230985383984. Its totient is φ = 230985383982.

The previous prime is 230985383921. The next prime is 230985383999. The reversal of 230985383983 is 389383589032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 230985383983 - 213 = 230985375791 is a prime.

It is a super-2 number, since 2×2309853839832 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230985383903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115492691991 + 115492691992.

It is an arithmetic number, because the mean of its divisors is an integer number (115492691992).

Almost surely, 2230985383983 is an apocalyptic number.

230985383983 is a deficient number, since it is larger than the sum of its proper divisors (1).

230985383983 is an equidigital number, since it uses as much as digits as its factorization.

230985383983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33592320, while the sum is 61.

The spelling of 230985383983 in words is "two hundred thirty billion, nine hundred eighty-five million, three hundred eighty-three thousand, nine hundred eighty-three".