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53225454 = 238870909
BaseRepresentation
bin1100101100001…
…0011111101110
310201011010121010
43023002133232
5102111203304
65140450050
71214260152
oct313023756
9121133533
1053225454
1128054087
12159a9926
13b047569
1470d7062
154a15789
hex32c27ee

53225454 has 8 divisors (see below), whose sum is σ = 106450920. Its totient is φ = 17741816.

The previous prime is 53225449. The next prime is 53225461. The reversal of 53225454 is 45452235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×532254542 = 5665897907012232, which contains 22 as substring.

53225454 is a modest number, since divided by 5454 gives 5322 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4435449 + ... + 4435460.

It is an arithmetic number, because the mean of its divisors is an integer number (13306365).

Almost surely, 253225454 is an apocalyptic number.

53225454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53225454 is a wasteful number, since it uses less digits than its factorization.

53225454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8870914.

The product of its digits is 24000, while the sum is 30.

The square root of 53225454 is about 7295.5777015943. The cubic root of 53225454 is about 376.1604443905.

Adding to 53225454 its reverse (45452235), we get a palindrome (98677689).

The spelling of 53225454 in words is "fifty-three million, two hundred twenty-five thousand, four hundred fifty-four".

Divisors: 1 2 3 6 8870909 17741818 26612727 53225454