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2031133312110 = 23579672063391
BaseRepresentation
bin11101100011101000111…
…110101100010001101110
321012011201011122222021210
4131203220332230101232
5231234230111441420
64153031215535250
7266513243201610
oct35435076542156
97164634588253
102031133312110
11713442891aa1
1228979252a526
131196c5671846
1470443628db0
1537c7b36c9e0
hex1d8e8fac46e

2031133312110 has 32 divisors (see below), whose sum is σ = 5571108513792. Its totient is φ = 464259042720.

The previous prime is 2031133312097. The next prime is 2031133312127. The reversal of 2031133312110 is 112133311302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4836031486 + ... + 4836031905.

It is an arithmetic number, because the mean of its divisors is an integer number (174097141056).

Almost surely, 22031133312110 is an apocalyptic number.

2031133312110 is an abundant number, since it is smaller than the sum of its proper divisors (3539975201682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2031133312110 is a wasteful number, since it uses less digits than its factorization.

2031133312110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9672063408.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2031133312110 its reverse (112133311302), we get a palindrome (2143266623412).

The spelling of 2031133312110 in words is "two trillion, thirty-one billion, one hundred thirty-three million, three hundred twelve thousand, one hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 9672063391 19344126782 29016190173 48360316955 58032380346 67704443737 96720633910 135408887474 145080950865 203113331211 290161901730 338522218685 406226662422 677044437370 1015566656055 2031133312110