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52001486 = 2199130657
BaseRepresentation
bin1100011001011…
…1101011001110
310121211221121222
43012113223032
5101303021421
65054323342
71201001555
oct306275316
9117757558
1052001486
1127398539
12154b9552
13aa09414
146c98d9c
154872cab
hex3197ace

52001486 has 8 divisors (see below), whose sum is σ = 78394800. Its totient is φ = 25869888.

The previous prime is 52001483. The next prime is 52001497. The reversal of 52001486 is 68410025.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52001483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64931 + ... + 65726.

It is an arithmetic number, because the mean of its divisors is an integer number (9799350).

Almost surely, 252001486 is an apocalyptic number.

52001486 is a deficient number, since it is larger than the sum of its proper divisors (26393314).

52001486 is a wasteful number, since it uses less digits than its factorization.

52001486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130858.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 52001486 is about 7211.2055857533. The cubic root of 52001486 is about 373.2546711040.

The spelling of 52001486 in words is "fifty-two million, one thousand, four hundred eighty-six".

Divisors: 1 2 199 398 130657 261314 26000743 52001486