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2315356663241 = 3978753666301
BaseRepresentation
bin100001101100010110000…
…000101110110111001001
322012100100012001012101102
4201230112000232313021
5300413322301210431
64531354332431145
7326164460625356
oct41542600566711
98170305035342
102315356663241
11812a34525506
123148943184b5
1313a44ca8905b
14800c733962d
1540363953dcb
hex21b1602edc9

2315356663241 has 8 divisors (see below), whose sum is σ = 2321457467784. Its totient is φ = 2309257209600.

The previous prime is 2315356663157. The next prime is 2315356663303. The reversal of 2315356663241 is 1423666535132.

It can be written as a sum of positive squares in 4 ways, for example, as 1549738663225 + 765618000016 = 1244885^2 + 874996^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2315356663241 - 222 = 2315352468937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2315356663541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3141791 + ... + 3808091.

It is an arithmetic number, because the mean of its divisors is an integer number (290182183473).

Almost surely, 22315356663241 is an apocalyptic number.

It is an amenable number.

2315356663241 is a deficient number, since it is larger than the sum of its proper divisors (6100804543).

2315356663241 is an equidigital number, since it uses as much as digits as its factorization.

2315356663241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675451.

The product of its digits is 2332800, while the sum is 47.

The spelling of 2315356663241 in words is "two trillion, three hundred fifteen billion, three hundred fifty-six million, six hundred sixty-three thousand, two hundred forty-one".

Divisors: 1 397 8753 666301 3474941 264521497 5832132653 2315356663241