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54225023351 = 69178473261
BaseRepresentation
bin110010100000000100…
…000011000101110111
312011222000221121002012
4302200010003011313
51342023101221401
640524410234435
73626514044042
oct624004030567
9164860847065
1054225023351
1120aa6680694
12a613a25a1b
13516219a445
1428a58dbc59
1516257688bb
hexca0103177

54225023351 has 4 divisors (see below), whose sum is σ = 54303497304. Its totient is φ = 54146549400.

The previous prime is 54225023341. The next prime is 54225023357. The reversal of 54225023351 is 15332052245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15332052245 = 53066410449.

It is a cyclic number.

It is not a de Polignac number, because 54225023351 - 26 = 54225023287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54225023357) 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, 39235940 + ... + 39237321.

It is an arithmetic number, because the mean of its divisors is an integer number (13575874326).

Almost surely, 254225023351 is an apocalyptic number.

54225023351 is a deficient number, since it is larger than the sum of its proper divisors (78473953).

54225023351 is an equidigital number, since it uses as much as digits as its factorization.

54225023351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78473952.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 54225023351 its reverse (15332052245), we get a palindrome (69557075596).

The spelling of 54225023351 in words is "fifty-four billion, two hundred twenty-five million, twenty-three thousand, three hundred fifty-one".

Divisors: 1 691 78473261 54225023351