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53020534 = 277947939
BaseRepresentation
bin1100101001000…
…0011101110110
310200202201111111
43022100131312
5102033124114
65132225234
71212444550
oct312203566
9120681444
1053020534
1127a24126
121590b21a
13aca51c8
1470824d0
1549c4bc4
hex3290776

53020534 has 16 divisors (see below), whose sum is σ = 92044800. Its totient is φ = 22434984.

The previous prime is 53020531. The next prime is 53020549. The reversal of 53020534 is 43502035.

53020534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×530205342 = 5622354051290312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53020531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22864 + ... + 25075.

It is an arithmetic number, because the mean of its divisors is an integer number (5752800).

Almost surely, 253020534 is an apocalyptic number.

53020534 is a deficient number, since it is larger than the sum of its proper divisors (39024266).

53020534 is a wasteful number, since it uses less digits than its factorization.

53020534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48027.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 53020534 is about 7281.5200336194. The cubic root of 53020534 is about 375.6770795810.

Adding to 53020534 its reverse (43502035), we get a palindrome (96522569).

The spelling of 53020534 in words is "fifty-three million, twenty thousand, five hundred thirty-four".

Divisors: 1 2 7 14 79 158 553 1106 47939 95878 335573 671146 3787181 7574362 26510267 53020534