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195083201 = 1553125617
BaseRepresentation
bin10111010000010…
…11101111000001
3111121002020211202
423220023233001
5344420130301
631205150545
74556115455
oct1350135701
9447066752
10195083201
11a0134995
12553bb455
1331555361
141bca2665
15121d766b
hexba0bbc1

195083201 has 4 divisors (see below), whose sum is σ = 195210372. Its totient is φ = 194956032.

The previous prime is 195083173. The next prime is 195083219. The reversal of 195083201 is 102380591.

195083201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102380591 = 372767043.

It can be written as a sum of positive squares in 2 ways, for example, as 16192576 + 178890625 = 4024^2 + 13375^2 .

It is a cyclic number.

It is not a de Polignac number, because 195083201 - 222 = 190888897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195083281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61256 + ... + 64361.

It is an arithmetic number, because the mean of its divisors is an integer number (48802593).

Almost surely, 2195083201 is an apocalyptic number.

It is an amenable number.

195083201 is a deficient number, since it is larger than the sum of its proper divisors (127171).

195083201 is a wasteful number, since it uses less digits than its factorization.

195083201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127170.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 195083201 is about 13967.2187997468. The cubic root of 195083201 is about 579.9714621313.

The spelling of 195083201 in words is "one hundred ninety-five million, eighty-three thousand, two hundred one".

Divisors: 1 1553 125617 195083201