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195885130 = 2572798359
BaseRepresentation
bin10111010110011…
…11100001001010
3111122120222212211
423223033201022
5400121311010
631234255334
74565665450
oct1353174112
9448528784
10195885130
11a0632441
125572754a
133177637c
141c0309d0
15122e508a
hexbacf84a

195885130 has 16 divisors (see below), whose sum is σ = 402963840. Its totient is φ = 67160592.

The previous prime is 195885127. The next prime is 195885139. The reversal of 195885130 is 31588591.

It is not an unprimeable number, because it can be changed into a prime (195885139) 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, 1399110 + ... + 1399249.

It is an arithmetic number, because the mean of its divisors is an integer number (25185240).

Almost surely, 2195885130 is an apocalyptic number.

195885130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

195885130 is an abundant number, since it is smaller than the sum of its proper divisors (207078710).

195885130 is a wasteful number, since it uses less digits than its factorization.

195885130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798373.

The product of its (nonzero) digits is 43200, while the sum is 40.

The square root of 195885130 is about 13995.8968987343. The cubic root of 195885130 is about 580.7650724018.

The spelling of 195885130 in words is "one hundred ninety-five million, eight hundred eighty-five thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 2798359 5596718 13991795 19588513 27983590 39177026 97942565 195885130