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53000274 = 238833379
BaseRepresentation
bin1100101000101…
…1100001010010
310200201200201010
43022023201102
5102032002044
65131551350
71212331515
oct312134122
9120650633
1053000274
1127a0a988
12158bb556
13ac98c12
147078d7c
1549bdbb9
hex328b852

53000274 has 8 divisors (see below), whose sum is σ = 106000560. Its totient is φ = 17666756.

The previous prime is 53000273. The next prime is 53000279. The reversal of 53000274 is 47200035.

It is a happy number.

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

53000274 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53000274.

It is not an unprimeable number, because it can be changed into a prime (53000273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4416684 + ... + 4416695.

It is an arithmetic number, because the mean of its divisors is an integer number (13250070).

Almost surely, 253000274 is an apocalyptic number.

53000274 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53000274 is a wasteful number, since it uses less digits than its factorization.

53000274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8833384.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 53000274 is about 7280.1287076535. The cubic root of 53000274 is about 375.6292227306.

The spelling of 53000274 in words is "fifty-three million, two hundred seventy-four", and thus it is an aban number.

Divisors: 1 2 3 6 8833379 17666758 26500137 53000274