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2020312013120 = 2656313475041
BaseRepresentation
bin11101011001100011111…
…110101101100101000000
321011010210000111000202022
4131121203332231211000
5231100044333404440
64144041333541012
7265651133524142
oct35314376554500
97133700430668
102020312013120
1170989a509995
122876724a4768
1311868c784a4b
146dad8394c92
153784632bcb5
hex1d663fad940

2020312013120 has 28 divisors (see below), whose sum is σ = 4810867982004. Its totient is φ = 808124805120.

The previous prime is 2020312013077. The next prime is 2020312013147. The reversal of 2020312013120 is 213102130202.

It can be written as a sum of positive squares in 2 ways, for example, as 837386047744 + 1182925965376 = 915088^2 + 1087624^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3156737201 + ... + 3156737840.

It is an arithmetic number, because the mean of its divisors is an integer number (171816713643).

Almost surely, 22020312013120 is an apocalyptic number.

2020312013120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020312013120 is an abundant number, since it is smaller than the sum of its proper divisors (2790555968884).

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

2020312013120 is an equidigital number, since it uses as much as digits as its factorization.

2020312013120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6313475058 (or 6313475048 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2020312013120 its reverse (213102130202), we get a palindrome (2233414143322).

The spelling of 2020312013120 in words is "two trillion, twenty billion, three hundred twelve million, thirteen thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 160 320 6313475041 12626950082 25253900164 31567375205 50507800328 63134750410 101015600656 126269500820 202031201312 252539001640 404062402624 505078003280 1010156006560 2020312013120