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54303402231 = 3213523887441
BaseRepresentation
bin110010100100101111…
…000010100011110111
312012011111102122200200
4302210233002203313
51342203132332411
640540250211543
73631455205641
oct624457024367
9165144378620
1054303402231
1121036944921
12a636123bb3
1351754b0990
1428b20a1891
15162c59be56
hexca4bc28f7

54303402231 has 24 divisors (see below), whose sum is σ = 84633568656. Its totient is φ = 33353544960.

The previous prime is 54303402229. The next prime is 54303402253. The reversal of 54303402231 is 13220430345.

54303402231 is a `hidden beast` number, since 5 + 430 + 3 + 4 + 0 + 223 + 1 = 666.

It is not a de Polignac number, because 54303402231 - 21 = 54303402229 is a prime.

It is a super-2 number, since 2×543034022312 (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54303402195 and 54303402204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54303402271) 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 23 ways as a sum of consecutive naturals, for example, 382530 + ... + 504911.

It is an arithmetic number, because the mean of its divisors is an integer number (3526398694).

Almost surely, 254303402231 is an apocalyptic number.

54303402231 is a deficient number, since it is larger than the sum of its proper divisors (30330166425).

54303402231 is a wasteful number, since it uses less digits than its factorization.

54303402231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887983 (or 887980 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 54303402231 its reverse (13220430345), we get a palindrome (67523832576).

The spelling of 54303402231 in words is "fifty-four billion, three hundred three million, four hundred two thousand, two hundred thirty-one".

Divisors: 1 3 9 13 39 117 523 1569 4707 6799 20397 61191 887441 2662323 7986969 11536733 34610199 103830597 464131643 1392394929 4177184787 6033711359 18101134077 54303402231