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16195130 = 257231359
BaseRepresentation
bin111101110001…
…111000111010
31010110210112122
4331301320322
513121221010
61335041242
7254441060
oct75617072
933423478
1016195130
119161706
125510222
133480623
142218030
15164d855
hexf71e3a

16195130 has 16 divisors (see below), whose sum is σ = 33315840. Its totient is φ = 5552592.

The previous prime is 16195129. The next prime is 16195139. The reversal of 16195130 is 3159161.

It is a self number, because there is not a number n which added to its sum of digits gives 16195130.

It is not an unprimeable number, because it can be changed into a prime (16195139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115610 + ... + 115749.

It is an arithmetic number, because the mean of its divisors is an integer number (2082240).

Almost surely, 216195130 is an apocalyptic number.

16195130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16195130 is an abundant number, since it is smaller than the sum of its proper divisors (17120710).

16195130 is a wasteful number, since it uses less digits than its factorization.

16195130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231373.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 16195130 is about 4024.3173334120. The cubic root of 16195130 is about 253.0044420057.

The spelling of 16195130 in words is "sixteen million, one hundred ninety-five thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 231359 462718 1156795 1619513 2313590 3239026 8097565 16195130