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54530853 = 3131398227
BaseRepresentation
bin1101000000000…
…1001100100101
310210121110021020
43100001030211
5102424441403
65224441353
71231335036
oct320011445
9123543236
1054530853
1128865923
1216319259
13b3b37a0
147356a8d
154bc2453
hex3401325

54530853 has 8 divisors (see below), whose sum is σ = 78300768. Its totient is φ = 33557424.

The previous prime is 54530843. The next prime is 54530869. The reversal of 54530853 is 35803545.

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

It is not a de Polignac number, because 54530853 - 25 = 54530821 is a prime.

It is a super-2 number, since 2×545308532 = 5947227857815218, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54530813) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 699075 + ... + 699152.

It is an arithmetic number, because the mean of its divisors is an integer number (9787596).

Almost surely, 254530853 is an apocalyptic number.

It is an amenable number.

54530853 is a deficient number, since it is larger than the sum of its proper divisors (23769915).

54530853 is a wasteful number, since it uses less digits than its factorization.

54530853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398243.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 54530853 is about 7384.5008632947. The cubic root of 54530853 is about 379.2108577135.

The spelling of 54530853 in words is "fifty-four million, five hundred thirty thousand, eight hundred fifty-three".

Divisors: 1 3 13 39 1398227 4194681 18176951 54530853