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52200453 = 397179383
BaseRepresentation
bin1100011100100…
…0010000000101
310122020001120010
43013020100011
5101330403303
65102500433
71202460624
oct307102005
9118201503
1052200453
1127513a78
1215594719
13aa78b56
146d0b6bb
1548b1c03
hex31c8405

52200453 has 8 divisors (see below), whose sum is σ = 70318528. Its totient is φ = 34441344.

The previous prime is 52200433. The next prime is 52200457. The reversal of 52200453 is 35400225.

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

It is not a de Polignac number, because 52200453 - 210 = 52199429 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 (52200457) 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, 89401 + ... + 89982.

It is an arithmetic number, because the mean of its divisors is an integer number (8789816).

Almost surely, 252200453 is an apocalyptic number.

It is an amenable number.

52200453 is a deficient number, since it is larger than the sum of its proper divisors (18118075).

52200453 is a wasteful number, since it uses less digits than its factorization.

52200453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179483.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 52200453 is about 7224.9880968760. The cubic root of 52200453 is about 373.7301116548.

Adding to 52200453 its reverse (35400225), we get a palindrome (87600678).

The spelling of 52200453 in words is "fifty-two million, two hundred thousand, four hundred fifty-three".

Divisors: 1 3 97 291 179383 538149 17400151 52200453