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16190029 = 31522259
BaseRepresentation
bin111101110000…
…101001001101
31010110112112201
4331300221031
513121040104
61335001501
7254420152
oct75605115
933415481
1016190029
119158899
125509291
13347b1cb
142216229
15164c0a4
hexf70a4d

16190029 has 4 divisors (see below), whose sum is σ = 16712320. Its totient is φ = 15667740.

The previous prime is 16190011. The next prime is 16190077. The reversal of 16190029 is 92009161.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16190029 - 217 = 16058957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16189979 and 16190006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16190089) 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 3 ways as a sum of consecutive naturals, for example, 261099 + ... + 261160.

It is an arithmetic number, because the mean of its divisors is an integer number (4178080).

Almost surely, 216190029 is an apocalyptic number.

It is an amenable number.

16190029 is a deficient number, since it is larger than the sum of its proper divisors (522291).

16190029 is an equidigital number, since it uses as much as digits as its factorization.

16190029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522290.

The product of its (nonzero) digits is 972, while the sum is 28.

The square root of 16190029 is about 4023.6835114109. The cubic root of 16190029 is about 252.9778761763.

The spelling of 16190029 in words is "sixteen million, one hundred ninety thousand, twenty-nine".

Divisors: 1 31 522259 16190029