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16914053 = 131301081
BaseRepresentation
bin100000010000…
…1011010000101
31011211022201102
41000201122011
513312222203
61402305445
7263524052
oct100413205
934738642
1016914053
119602862
1257b8285
133672920
142364029
151741888
hex1021685

16914053 has 4 divisors (see below), whose sum is σ = 18215148. Its totient is φ = 15612960.

The previous prime is 16914043. The next prime is 16914059. The reversal of 16914053 is 35041961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35041961 = 37992459.

It can be written as a sum of positive squares in 2 ways, for example, as 6461764 + 10452289 = 2542^2 + 3233^2 .

It is a cyclic number.

It is not a de Polignac number, because 16914053 - 212 = 16909957 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16914059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650528 + ... + 650553.

It is an arithmetic number, because the mean of its divisors is an integer number (4553787).

Almost surely, 216914053 is an apocalyptic number.

16914053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16914053 is a deficient number, since it is larger than the sum of its proper divisors (1301095).

16914053 is a wasteful number, since it uses less digits than its factorization.

16914053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301094.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 16914053 is about 4112.6698141232. The cubic root of 16914053 is about 256.6941053104.

The spelling of 16914053 in words is "sixteen million, nine hundred fourteen thousand, fifty-three".

Divisors: 1 13 1301081 16914053