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54022453241 = 151357764591
BaseRepresentation
bin110010010011111111…
…010011011111111001
312011102220202222010112
4302103333103133321
51341114222000431
640452332354105
73621504163451
oct622377233771
9164386688115
1054022453241
1120a022a2779
12a578015935
13512c223383
142886a4ad61
151612aa2c2b
hexc93fd37f9

54022453241 has 4 divisors (see below), whose sum is σ = 54380217984. Its totient is φ = 53664688500.

The previous prime is 54022453223. The next prime is 54022453249. The reversal of 54022453241 is 14235422045.

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 a de Polignac number, because none of the positive numbers 2k-54022453241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54022453198 and 54022453207.

It is not an unprimeable number, because it can be changed into a prime (54022453249) 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, 178882145 + ... + 178882446.

It is an arithmetic number, because the mean of its divisors is an integer number (13595054496).

Almost surely, 254022453241 is an apocalyptic number.

It is an amenable number.

54022453241 is a deficient number, since it is larger than the sum of its proper divisors (357764743).

54022453241 is a wasteful number, since it uses less digits than its factorization.

54022453241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357764742.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 54022453241 its reverse (14235422045), we get a palindrome (68257875286).

The spelling of 54022453241 in words is "fifty-four billion, twenty-two million, four hundred fifty-three thousand, two hundred forty-one".

Divisors: 1 151 357764591 54022453241