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195102046 = 2229425987
BaseRepresentation
bin10111010000100…
…00010101011110
3111121010012200201
423220100111132
5344421231141
631205414114
74556224426
oct1350202536
9447105621
10195102046
11a0148067
125540a33a
1331560ac9
141bca9486
15121dd031
hexba1055e

195102046 has 8 divisors (see below), whose sum is σ = 293931720. Its totient is φ = 97124808.

The previous prime is 195102007. The next prime is 195102097. The reversal of 195102046 is 640201591.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1951020462 = 76129616706772232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 212536 + ... + 213451.

It is an arithmetic number, because the mean of its divisors is an integer number (36741465).

Almost surely, 2195102046 is an apocalyptic number.

195102046 is a deficient number, since it is larger than the sum of its proper divisors (98829674).

195102046 is a wasteful number, since it uses less digits than its factorization.

195102046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426218.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 195102046 is about 13967.8933987914. The cubic root of 195102046 is about 579.9901365742.

The spelling of 195102046 in words is "one hundred ninety-five million, one hundred two thousand, forty-six".

Divisors: 1 2 229 458 425987 851974 97551023 195102046