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312110420054 = 2758920563343
BaseRepresentation
bin1001000101010110011…
…10110001000001010110
31002211121111211002221012
410202223032301001112
520103200231420204
6355214225252222
731356246540416
oct4425316610126
91084544732835
10312110420054
11110402217114
12505a5194072
132357cb14a34
141116b6a4646
1581ba99176e
hex48ab3b1056

312110420054 has 8 divisors (see below), whose sum is σ = 468227342880. Its totient is φ = 156034639096.

The previous prime is 312110420053. The next prime is 312110420137. The reversal of 312110420054 is 450024011213.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312110420051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10266494 + ... + 10296849.

It is an arithmetic number, because the mean of its divisors is an integer number (58528417860).

Almost surely, 2312110420054 is an apocalyptic number.

312110420054 is a deficient number, since it is larger than the sum of its proper divisors (156116922826).

312110420054 is a wasteful number, since it uses less digits than its factorization.

312110420054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20570934.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 312110420054 its reverse (450024011213), we get a palindrome (762134431267).

The spelling of 312110420054 in words is "three hundred twelve billion, one hundred ten million, four hundred twenty thousand, fifty-four".

Divisors: 1 2 7589 15178 20563343 41126686 156055210027 312110420054