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53102933 = 1312893169
BaseRepresentation
bin1100101010010…
…0100101010101
310200220220112022
43022210211111
5102043243213
65134102525
71213240022
oct312444525
9120826468
1053102933
1127a80024
121594aa45
13b003870
1470a4549
1549de308
hex32a4955

53102933 has 8 divisors (see below), whose sum is σ = 57250200. Its totient is φ = 48964608.

The previous prime is 53102909. The next prime is 53102957. The reversal of 53102933 is 33920135.

It is an interprime number because it is at equal distance from previous prime (53102909) and next prime (53102957).

It can be written as a sum of positive squares in 4 ways, for example, as 14190289 + 38912644 = 3767^2 + 6238^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53102933 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 (53102963) 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, 15173 + ... + 18341.

It is an arithmetic number, because the mean of its divisors is an integer number (7156275).

Almost surely, 253102933 is an apocalyptic number.

It is an amenable number.

53102933 is a deficient number, since it is larger than the sum of its proper divisors (4147267).

53102933 is a wasteful number, since it uses less digits than its factorization.

53102933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4471.

The product of its (nonzero) digits is 2430, while the sum is 26.

The square root of 53102933 is about 7287.1759276142. The cubic root of 53102933 is about 375.8715916017.

The spelling of 53102933 in words is "fifty-three million, one hundred two thousand, nine hundred thirty-three".

Divisors: 1 13 1289 3169 16757 41197 4084841 53102933