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16932241 = 137123593
BaseRepresentation
bin100000010010…
…1110110010001
31011212020200001
41000211312101
513313312431
61402530001
7263631064
oct100456621
934766601
1016932241
119615497
125806901
13367aca1
14236a8db
151746e61
hex1025d91

16932241 has 4 divisors (see below), whose sum is σ = 17055972. Its totient is φ = 16808512.

The previous prime is 16932229. The next prime is 16932247. The reversal of 16932241 is 14223961.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14223961 = 19174471.

It can be written as a sum of positive squares in 2 ways, for example, as 8288641 + 8643600 = 2879^2 + 2940^2 .

It is a cyclic number.

It is not a de Polignac number, because 16932241 - 213 = 16924049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16932247) 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, 61660 + ... + 61933.

It is an arithmetic number, because the mean of its divisors is an integer number (4263993).

Almost surely, 216932241 is an apocalyptic number.

It is an amenable number.

16932241 is a deficient number, since it is larger than the sum of its proper divisors (123731).

16932241 is a wasteful number, since it uses less digits than its factorization.

16932241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123730.

The product of its digits is 2592, while the sum is 28.

The square root of 16932241 is about 4114.8804356870. The cubic root of 16932241 is about 256.7860816869.

The spelling of 16932241 in words is "sixteen million, nine hundred thirty-two thousand, two hundred forty-one".

Divisors: 1 137 123593 16932241