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53201392 = 2423144569
BaseRepresentation
bin1100101011110…
…0100111110000
310201002220120221
43022330213300
5102104421032
65140142424
71214130046
oct312744760
9121086527
1053201392
1128037aa2
1215997a14
13b03961a
1470cc396
154a0d597
hex32bc9f0

53201392 has 20 divisors (see below), whose sum is σ = 107560080. Its totient is φ = 25443968.

The previous prime is 53201389. The next prime is 53201413. The reversal of 53201392 is 29310235.

It is a happy number.

It is a super-2 number, since 2×532013922 = 5660776221475328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71917 + ... + 72652.

It is an arithmetic number, because the mean of its divisors is an integer number (5378004).

Almost surely, 253201392 is an apocalyptic number.

It is an amenable number.

53201392 is an abundant number, since it is smaller than the sum of its proper divisors (54358688).

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

53201392 is a wasteful number, since it uses less digits than its factorization.

53201392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144600 (or 144594 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 53201392 is about 7293.9284339785. The cubic root of 53201392 is about 376.1037513597.

The spelling of 53201392 in words is "fifty-three million, two hundred one thousand, three hundred ninety-two".

Divisors: 1 2 4 8 16 23 46 92 184 368 144569 289138 578276 1156552 2313104 3325087 6650174 13300348 26600696 53201392