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312201012010 = 25257121478993
BaseRepresentation
bin1001000101100001010…
…00010110001100101010
31002211211211021122201211
410202300220112030222
520103341424341020
6355231223103334
731361426550046
oct4426050261452
91084754248654
10312201012010
111104493721a8
125060b5a1b4a
1323595813244
1411179727026
1581c38d885a
hex48b0a1632a

312201012010 has 16 divisors (see below), whose sum is σ = 564148448136. Its totient is φ = 124394487808.

The previous prime is 312201011957. The next prime is 312201012037. The reversal of 312201012010 is 10210102213.

It can be written as a sum of positive squares in 4 ways, for example, as 312200445001 + 567009 = 558749^2 + 753^2 .

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, 60736927 + ... + 60742066.

Almost surely, 2312201012010 is an apocalyptic number.

312201012010 is a deficient number, since it is larger than the sum of its proper divisors (251947436126).

312201012010 is a wasteful number, since it uses less digits than its factorization.

312201012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121479257.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 312201012010 its reverse (10210102213), we get a palindrome (322411114223).

The spelling of 312201012010 in words is "three hundred twelve billion, two hundred one million, twelve thousand, ten".

Divisors: 1 2 5 10 257 514 1285 2570 121478993 242957986 607394965 1214789930 31220101201 62440202402 156100506005 312201012010