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53132022 = 2322951779
BaseRepresentation
bin1100101010101…
…1101011110110
310200222101102200
43022223223312
5102100211042
65134445330
71213420566
oct312535366
9120871380
1053132022
1127a9a969
1215963846
13b013b88
1470b0da6
1549e7c4c
hex32abaf6

53132022 has 12 divisors (see below), whose sum is σ = 115119420. Its totient is φ = 17710668.

The previous prime is 53132011. The next prime is 53132039. The reversal of 53132022 is 22023135.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 2951779 = 53132022 / (5 + 3 + 1 + 3 + 2 + 0 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 53131986 and 53132004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1475872 + ... + 1475907.

It is an arithmetic number, because the mean of its divisors is an integer number (9593285).

Almost surely, 253132022 is an apocalyptic number.

53132022 is an abundant number, since it is smaller than the sum of its proper divisors (61987398).

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

53132022 is a wasteful number, since it uses less digits than its factorization.

53132022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2951787 (or 2951784 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 53132022 is about 7289.1715578658. The cubic root of 53132022 is about 375.9402113701.

Adding to 53132022 its reverse (22023135), we get a palindrome (75155157).

The spelling of 53132022 in words is "fifty-three million, one hundred thirty-two thousand, twenty-two".

Divisors: 1 2 3 6 9 18 2951779 5903558 8855337 17710674 26566011 53132022