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53031054 = 2323571673
BaseRepresentation
bin1100101001001…
…1000010001110
310200210020221010
43022103002032
5102033443204
65132350050
71212520326
oct312230216
9120706833
1053031054
1127a3101a
1215915326
13aca9c2b
147086286
1549c7d89
hex329308e

53031054 has 32 divisors (see below), whose sum is σ = 111032064. Its totient is φ = 16853760.

The previous prime is 53031023. The next prime is 53031067. The reversal of 53031054 is 45013035.

It is a self number, because there is not a number n which added to its sum of digits gives 53031054.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78462 + ... + 79134.

It is an arithmetic number, because the mean of its divisors is an integer number (3469752).

Almost surely, 253031054 is an apocalyptic number.

53031054 is an abundant number, since it is smaller than the sum of its proper divisors (58001010).

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

53031054 is a wasteful number, since it uses less digits than its factorization.

53031054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272.

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 53031054 is about 7282.2423744339. The cubic root of 53031054 is about 375.7019244303.

Adding to 53031054 its reverse (45013035), we get a palindrome (98044089).

The spelling of 53031054 in words is "fifty-three million, thirty-one thousand, fifty-four".

Divisors: 1 2 3 6 23 46 69 138 571 673 1142 1346 1713 2019 3426 4038 13133 15479 26266 30958 39399 46437 78798 92874 384283 768566 1152849 2305698 8838509 17677018 26515527 53031054