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53201208 = 23323313109
BaseRepresentation
bin1100101011110…
…0100100111000
310201002220100010
43022330210320
5102104414313
65140141520
71214126364
oct312744470
9121086303
1053201208
1128037945
12159978a0
13b039508
1470cc2a4
154a0d4c3
hex32bc938

53201208 has 64 divisors (see below), whose sum is σ = 143308800. Its totient is φ = 16410240.

The previous prime is 53201173. The next prime is 53201219. The reversal of 53201208 is 80210235.

53201208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15558 + ... + 18666.

It is an arithmetic number, because the mean of its divisors is an integer number (2239200).

Almost surely, 253201208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53201208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71654400).

53201208 is an abundant number, since it is smaller than the sum of its proper divisors (90107592).

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

53201208 is a wasteful number, since it uses less digits than its factorization.

53201208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172 (or 3168 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 53201208 is about 7293.9158207372. The cubic root of 53201208 is about 376.1033177673.

The spelling of 53201208 in words is "fifty-three million, two hundred one thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 23 24 31 46 62 69 92 93 124 138 184 186 248 276 372 552 713 744 1426 2139 2852 3109 4278 5704 6218 8556 9327 12436 17112 18654 24872 37308 71507 74616 96379 143014 192758 214521 286028 289137 385516 429042 572056 578274 771032 858084 1156548 1716168 2216717 2313096 4433434 6650151 8866868 13300302 17733736 26600604 53201208