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2312212010 = 25231221201
BaseRepresentation
bin1000100111010001…
…1000111000101010
312222010211112120212
42021310120320222
514213411241020
61021234421122
7111204322613
oct21164307052
95863745525
102312212010
11a87202119
125464317a2
132ab05c7b4
1417d12ac0a
15d7ed4cc5
hex89d18e2a

2312212010 has 8 divisors (see below), whose sum is σ = 4161981636. Its totient is φ = 924884800.

The previous prime is 2312212003. The next prime is 2312212013. The reversal of 2312212010 is 102122132.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2121247249 + 190964761 = 46057^2 + 13819^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2312212013) 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, 115610591 + ... + 115610610.

Almost surely, 22312212010 is an apocalyptic number.

2312212010 is a deficient number, since it is larger than the sum of its proper divisors (1849769626).

2312212010 is a wasteful number, since it uses less digits than its factorization.

2312212010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231221208.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2312212010 is about 48085.4656835098. The cubic root of 2312212010 is about 1322.3382206161.

Adding to 2312212010 its reverse (102122132), we get a palindrome (2414334142).

The spelling of 2312212010 in words is "two billion, three hundred twelve million, two hundred twelve thousand, ten".

Divisors: 1 2 5 10 231221201 462442402 1156106005 2312212010