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53052650 = 2527151579
BaseRepresentation
bin1100101001100…
…0010011101010
310200211100112222
43022120103222
5102040141100
65133034042
71212640310
oct312302352
9120740488
1053052650
1127a46272
1215925922
13acb6a01
1470900b0
1549ce485
hex32984ea

53052650 has 24 divisors (see below), whose sum is σ = 112775520. Its totient is φ = 18189360.

The previous prime is 53052641. The next prime is 53052653. The reversal of 53052650 is 5625035.

It is not an unprimeable number, because it can be changed into a prime (53052653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75440 + ... + 76139.

It is an arithmetic number, because the mean of its divisors is an integer number (4698980).

Almost surely, 253052650 is an apocalyptic number.

53052650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53052650 is an abundant number, since it is smaller than the sum of its proper divisors (59722870).

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

53052650 is a wasteful number, since it uses less digits than its factorization.

53052650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151598 (or 151593 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

The square root of 53052650 is about 7283.7250085379. The cubic root of 53052650 is about 375.7529169275.

Adding to 53052650 its reverse (5625035), we get a palindrome (58677685).

The spelling of 53052650 in words is "fifty-three million, fifty-two thousand, six hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 175 350 151579 303158 757895 1061053 1515790 2122106 3789475 5305265 7578950 10610530 26526325 53052650