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120790683666 = 23220939320483
BaseRepresentation
bin111000001111110101…
…1111001000000010010
3102112210002222111120200
41300133223321000102
53434334403334131
6131253535320030
711504206604412
oct1603753710022
9375702874520
10120790683666
11472552124a4
121b4b0680016
13b50cc57923
145bbc368642
15321e5dc2e6
hex1c1faf9012

120790683666 has 24 divisors (see below), whose sum is σ = 261726463440. Its totient is φ = 40261512696.

The previous prime is 120790683647. The next prime is 120790683667. The reversal of 120790683666 is 666386097021.

It is not an unprimeable number, because it can be changed into a prime (120790683667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 216661 + ... + 537143.

It is an arithmetic number, because the mean of its divisors is an integer number (10905269310).

Almost surely, 2120790683666 is an apocalyptic number.

120790683666 is an abundant number, since it is smaller than the sum of its proper divisors (140935779774).

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

120790683666 is a wasteful number, since it uses less digits than its factorization.

120790683666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341430 (or 341427 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 120790683666 in words is "one hundred twenty billion, seven hundred ninety million, six hundred eighty-three thousand, six hundred sixty-six".

Divisors: 1 2 3 6 9 18 20939 41878 62817 125634 188451 320483 376902 640966 961449 1922898 2884347 5768694 6710593537 13421187074 20131780611 40263561222 60395341833 120790683666