Search a number
-
+
305425746364001 = 17210494229238229
BaseRepresentation
bin100010101110010000111100…
…1000111100000011001100001
31111001102102020101221220000012
41011130201321013200121201
5310013043412032122001
63001330352330534305
7121222165501561034
oct10534417107403141
91431372211856005
10305425746364001
118935537143175a
122a309680597395
13101566a7b64413
14555c9838d101b
152549c57e2b2bb
hex115c8791e0661

305425746364001 has 24 divisors (see below), whose sum is σ = 324836253315000. Its totient is φ = 287116380207104.

The previous prime is 305425746363953. The next prime is 305425746364043. The reversal of 305425746364001 is 100463647524503.

It can be written as a sum of positive squares in 12 ways, for example, as 12889363710976 + 292536382653025 = 3590176^2 + 17103695^2 .

It is not a de Polignac number, because 305425746364001 - 230 = 305424672622177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (305425746364301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1281948755 + ... + 1282186983.

It is an arithmetic number, because the mean of its divisors is an integer number (13534843888125).

Almost surely, 2305425746364001 is an apocalyptic number.

It is an amenable number.

305425746364001 is a deficient number, since it is larger than the sum of its proper divisors (19410506950999).

305425746364001 is a wasteful number, since it uses less digits than its factorization.

305425746364001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243541 (or 243524 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 305425746364001 in words is "three hundred five trillion, four hundred twenty-five billion, seven hundred forty-six million, three hundred sixty-four thousand, one".

Divisors: 1 17 289 1049 4229 17833 71893 238229 303161 1222181 4049893 4436221 68848181 75415757 249902221 1007470441 1282067869 4248337757 17126997497 72221741869 291158957449 1056836492609 17966220374353 305425746364001