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2232312113 = 137128912641
BaseRepresentation
bin1000010100001110…
…0110000100110001
312202120111012112102
42011003212010301
514032432441423
61005302110145
7106214224403
oct20503460461
95676435472
102232312113
11a4609a149
1252371b355
13297635b55
1417268cb73
15d0ea0c28
hex850e6131

2232312113 has 8 divisors (see below), whose sum is σ = 2250528840. Its totient is φ = 2214123520.

The previous prime is 2232312079. The next prime is 2232312161. The reversal of 2232312113 is 3112132322.

It can be written as a sum of positive squares in 4 ways, for example, as 104611984 + 2127700129 = 10228^2 + 46127^2 .

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 2232312113 - 222 = 2228117809 is a prime.

It is a super-3 number, since 3×22323121133 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2232312163) 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, 170273 + ... + 182913.

It is an arithmetic number, because the mean of its divisors is an integer number (281316105).

Almost surely, 22232312113 is an apocalyptic number.

It is an amenable number.

2232312113 is a deficient number, since it is larger than the sum of its proper divisors (18216727).

2232312113 is a wasteful number, since it uses less digits than its factorization.

2232312113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14067.

The product of its digits is 432, while the sum is 20.

The square root of 2232312113 is about 47247.3503278226. The cubic root of 2232312113 is about 1306.9279280779.

Adding to 2232312113 its reverse (3112132322), we get a palindrome (5344444435).

The spelling of 2232312113 in words is "two billion, two hundred thirty-two million, three hundred twelve thousand, one hundred thirteen".

Divisors: 1 137 1289 12641 176593 1731817 16294249 2232312113