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53769332 = 2214990217
BaseRepresentation
bin1100110100011…
…1010001110100
310202011202122202
43031013101310
5102231104312
65200244032
71222013621
oct315072164
9122152582
1053769332
1128395771
1216010618
13b1a7c96
1471d9348
154ac19c2
hex3347474

53769332 has 12 divisors (see below), whose sum is σ = 94728900. Its totient is φ = 26703936.

The previous prime is 53769329. The next prime is 53769337. The reversal of 53769332 is 23396735.

53769332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 27102436 + 26666896 = 5206^2 + 5164^2 .

It is a super-2 number, since 2×537693322 = 5782282127452448, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53769337) 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 3 ways as a sum of consecutive naturals, for example, 44513 + ... + 45704.

It is an arithmetic number, because the mean of its divisors is an integer number (7894075).

Almost surely, 253769332 is an apocalyptic number.

It is an amenable number.

53769332 is a deficient number, since it is larger than the sum of its proper divisors (40959568).

53769332 is a wasteful number, since it uses less digits than its factorization.

53769332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90370 (or 90368 counting only the distinct ones).

The product of its digits is 102060, while the sum is 38.

The square root of 53769332 is about 7332.7574622375. The cubic root of 53769332 is about 377.4373552175.

The spelling of 53769332 in words is "fifty-three million, seven hundred sixty-nine thousand, three hundred thirty-two".

Divisors: 1 2 4 149 298 596 90217 180434 360868 13442333 26884666 53769332