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230969315641 = 231599973199
BaseRepresentation
bin1101011100011011011…
…0000001000100111001
3211002011122111220221211
43113012312001010321
512241011121100031
6254034510003121
722454430534661
oct3270666010471
9732148456854
10230969315641
1189a54180439
123891b1a64a1
1318a1b469b0c
14b27116b1a1
15601c21cbb1
hex35c6d81139

230969315641 has 4 divisors (see below), whose sum is σ = 230979312000. Its totient is φ = 230959319284.

The previous prime is 230969315597. The next prime is 230969315653. The reversal of 230969315641 is 146513969032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230969315641 - 27 = 230969315513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230969315341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4963441 + ... + 5009758.

It is an arithmetic number, because the mean of its divisors is an integer number (57744828000).

Almost surely, 2230969315641 is an apocalyptic number.

It is an amenable number.

230969315641 is a deficient number, since it is larger than the sum of its proper divisors (9996359).

230969315641 is an equidigital number, since it uses as much as digits as its factorization.

230969315641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9996358.

The product of its (nonzero) digits is 1049760, while the sum is 49.

The spelling of 230969315641 in words is "two hundred thirty billion, nine hundred sixty-nine million, three hundred fifteen thousand, six hundred forty-one".

Divisors: 1 23159 9973199 230969315641