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16042623 = 353163619
BaseRepresentation
bin111101001100…
…101001111111
31010012001100020
4331030221333
513101330443
61331503223
7253234332
oct75145177
933161306
1016042623
119068073
125457b13
13342909c
1421b8619
15161d583
hexf4ca7f

16042623 has 16 divisors (see below), whose sum is σ = 21962880. Its totient is φ = 10412064.

The previous prime is 16042619. The next prime is 16042627. The reversal of 16042623 is 32624061.

It is an interprime number because it is at equal distance from previous prime (16042619) and next prime (16042627).

It is not a de Polignac number, because 16042623 - 22 = 16042619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16042593 and 16042602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16042627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25608 + ... + 26226.

It is an arithmetic number, because the mean of its divisors is an integer number (1372680).

Almost surely, 216042623 is an apocalyptic number.

16042623 is a deficient number, since it is larger than the sum of its proper divisors (5920257).

16042623 is a wasteful number, since it uses less digits than its factorization.

16042623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 16042623 is about 4005.3243314368. The cubic root of 16042623 is about 252.2077683100.

Adding to 16042623 its reverse (32624061), we get a palindrome (48666684).

The spelling of 16042623 in words is "sixteen million, forty-two thousand, six hundred twenty-three".

Divisors: 1 3 53 159 163 489 619 1857 8639 25917 32807 98421 100897 302691 5347541 16042623