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16212053 = 1113113371
BaseRepresentation
bin111101110110…
…000001010101
31010111122202102
4331312001111
513122241203
61335251445
7254541314
oct75660125
933448672
1016212053
1191733a0
125519b85
133488240
14222027b
151653888
hexf76055

16212053 has 8 divisors (see below), whose sum is σ = 19046496. Its totient is φ = 13604400.

The previous prime is 16212047. The next prime is 16212061. The reversal of 16212053 is 35021261.

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

It is a cyclic number.

It is not a de Polignac number, because 16212053 - 24 = 16212037 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 (16212013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 56543 + ... + 56828.

It is an arithmetic number, because the mean of its divisors is an integer number (2380812).

Almost surely, 216212053 is an apocalyptic number.

16212053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16212053 is a deficient number, since it is larger than the sum of its proper divisors (2834443).

16212053 is a wasteful number, since it uses less digits than its factorization.

16212053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113395.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 16212053 is about 4026.4193770644. The cubic root of 16212053 is about 253.0925364657.

The spelling of 16212053 in words is "sixteen million, two hundred twelve thousand, fifty-three".

Divisors: 1 11 13 143 113371 1247081 1473823 16212053