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195084071 = 7133076983
BaseRepresentation
bin10111010000010…
…11111100100111
3111121002022000222
423220023330213
5344420142241
631205154555
74556121140
oct1350137447
9447068028
10195084071
11a0135606
12553bba5b
1331555880
141bca2ac7
15121d7a4b
hexba0bf27

195084071 has 16 divisors (see below), whose sum is σ = 240920064. Its totient is φ = 153827424.

The previous prime is 195084067. The next prime is 195084079. The reversal of 195084071 is 170480591.

It is a cyclic number.

It is not a de Polignac number, because 195084071 - 22 = 195084067 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195084079) 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, 24446 + ... + 31428.

It is an arithmetic number, because the mean of its divisors is an integer number (15057504).

Almost surely, 2195084071 is an apocalyptic number.

195084071 is a deficient number, since it is larger than the sum of its proper divisors (45835993).

195084071 is a wasteful number, since it uses less digits than its factorization.

195084071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7310.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 195084071 is about 13967.2499440656. The cubic root of 195084071 is about 579.9723242839.

The spelling of 195084071 in words is "one hundred ninety-five million, eighty-four thousand, seventy-one".

Divisors: 1 7 13 91 307 2149 3991 6983 27937 48881 90779 635453 2143781 15006467 27869153 195084071