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2001233195 = 51330788203
BaseRepresentation
bin111011101001000…
…0110010100101011
312011110200011211222
41313102012110223
513044303430240
6530325212255
7100410126053
oct16722062453
95143604758
102001233195
1193770a135
1247a26108b
1325b7b9770
1414dada563
15baa57eb5
hex7748652b

2001233195 has 8 divisors (see below), whose sum is σ = 2586209136. Its totient is φ = 1477833696.

The previous prime is 2001233167. The next prime is 2001233203. The reversal of 2001233195 is 5913321002.

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

It is a cyclic number.

It is not a de Polignac number, because 2001233195 - 212 = 2001229099 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15394037 + ... + 15394166.

It is an arithmetic number, because the mean of its divisors is an integer number (323276142).

Almost surely, 22001233195 is an apocalyptic number.

2001233195 is a deficient number, since it is larger than the sum of its proper divisors (584975941).

2001233195 is a wasteful number, since it uses less digits than its factorization.

2001233195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30788221.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 2001233195 is about 44735.1449645578. The cubic root of 2001233195 is about 1260.1799514127.

Adding to 2001233195 its reverse (5913321002), we get a palindrome (7914554197).

The spelling of 2001233195 in words is "two billion, one million, two hundred thirty-three thousand, one hundred ninety-five".

Divisors: 1 5 13 65 30788203 153941015 400246639 2001233195