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2312231201 = 71917385197
BaseRepresentation
bin1000100111010001…
…1101100100100001
312222010212111220122
42021310131210201
514213412344301
61021235050025
7111204432560
oct21164354441
95863774818
102312231201
11a87215585
12546440915
132ab068457
1417d133bd7
15d7eda81b
hex89d1d921

2312231201 has 8 divisors (see below), whose sum is σ = 2781631680. Its totient is φ = 1877601168.

The previous prime is 2312231179. The next prime is 2312231209. The reversal of 2312231201 is 1021322132.

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 2312231201 - 26 = 2312231137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2312231201.

It is not an unprimeable number, because it can be changed into a prime (2312231209) 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, 8692466 + ... + 8692731.

It is an arithmetic number, because the mean of its divisors is an integer number (347703960).

Almost surely, 22312231201 is an apocalyptic number.

It is an amenable number.

2312231201 is a deficient number, since it is larger than the sum of its proper divisors (469400479).

2312231201 is a wasteful number, since it uses less digits than its factorization.

2312231201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17385223.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2312231201 is about 48085.6652340383. The cubic root of 2312231201 is about 1322.3418790065.

Adding to 2312231201 its reverse (1021322132), we get a palindrome (3333553333).

The spelling of 2312231201 in words is "two billion, three hundred twelve million, two hundred thirty-one thousand, two hundred one".

Divisors: 1 7 19 133 17385197 121696379 330318743 2312231201