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120313313020 = 2256015665651
BaseRepresentation
bin111000000001100111…
…0110111011011111100
3102111112211201120011101
41300003032313123330
53432400202004040
6131134323502444
711456322200305
oct1600316673374
9374484646141
10120313313020
114702a8018aa
121b398827a24
13b4650969a4
145b74bc37ac
1531e274409a
hex1c033b76fc

120313313020 has 12 divisors (see below), whose sum is σ = 252657957384. Its totient is φ = 48125325200.

The previous prime is 120313313011. The next prime is 120313313093. The reversal of 120313313020 is 20313313021.

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, 3007832806 + ... + 3007832845.

It is an arithmetic number, because the mean of its divisors is an integer number (21054829782).

Almost surely, 2120313313020 is an apocalyptic number.

120313313020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120313313020 is an abundant number, since it is smaller than the sum of its proper divisors (132344644364).

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

120313313020 is a wasteful number, since it uses less digits than its factorization.

120313313020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6015665660 (or 6015665658 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 120313313020 its reverse (20313313021), we get a palindrome (140626626041).

Subtracting from 120313313020 its reverse (20313313021), we obtain a palindrome (99999999999).

The spelling of 120313313020 in words is "one hundred twenty billion, three hundred thirteen million, three hundred thirteen thousand, twenty".

Divisors: 1 2 4 5 10 20 6015665651 12031331302 24062662604 30078328255 60156656510 120313313020