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23104441316721 = 361409370983227
BaseRepresentation
bin1010100000011011011000…
…00001000111010101110001
310000210202121020111101112110
411100031230001013111301
511012020343434113341
6121050011145315533
74603145410563522
oct520155401072561
9100722536441473
1023104441316721
1173a85a18788a6
122711966795ba9
13cb797c7c131b
1459c391da6849
152a0eed6b0216
hex15036c047571

23104441316721 has 32 divisors (see below), whose sum is σ = 31396331478400. Its totient is φ = 15109154311680.

The previous prime is 23104441316641. The next prime is 23104441316767. The reversal of 23104441316721 is 12761314440132.

It is not a de Polignac number, because 23104441316721 - 221 = 23104439219569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23104441316721.

It is not an unprimeable number, because it can be changed into a prime (23104441316921) 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 31 ways as a sum of consecutive naturals, for example, 277565910 + ... + 277649136.

It is an arithmetic number, because the mean of its divisors is an integer number (981135358700).

Almost surely, 223104441316721 is an apocalyptic number.

It is an amenable number.

23104441316721 is a deficient number, since it is larger than the sum of its proper divisors (8291890161679).

23104441316721 is a wasteful number, since it uses less digits than its factorization.

23104441316721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87409.

The product of its (nonzero) digits is 96768, while the sum is 39.

Adding to 23104441316721 its reverse (12761314440132), we get a palindrome (35865755756853).

The spelling of 23104441316721 in words is "twenty-three trillion, one hundred four billion, four hundred forty-one million, three hundred sixteen thousand, seven hundred twenty-one".

Divisors: 1 3 61 183 409 1227 3709 11127 24949 74847 83227 226249 249681 678747 1516981 4550943 5076847 15230541 34039843 92535841 102119529 277607523 308688943 926066829 2076430423 6229291269 18830025523 56490076569 126253777687 378761333061 7701480438907 23104441316721