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9202018292020 = 225460100914601
BaseRepresentation
bin1000010111101000001100…
…0010000001000100110100
31012120201000110212101000001
42011322003002001010310
52201231213140321040
631323203203401044
71636552406630461
oct205720302010464
935521013771001
109202018292020
112a2861047aa64
1210474b5383184
1351999238c0a8
1423b546c64668
1510e573e2859a
hex85e83081134

9202018292020 has 12 divisors (see below), whose sum is σ = 19324238413284. Its totient is φ = 3680807316800.

The previous prime is 9202018291993. The next prime is 9202018292041. The reversal of 9202018292020 is 202928102029.

It can be written as a sum of positive squares in 2 ways, for example, as 6053991356196 + 3148026935824 = 2460486^2 + 1774268^2 .

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, 230050457281 + ... + 230050457320.

It is an arithmetic number, because the mean of its divisors is an integer number (1610353201107).

Almost surely, 29202018292020 is an apocalyptic number.

It is an amenable number.

9202018292020 is an abundant number, since it is smaller than the sum of its proper divisors (10122220121264).

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

9202018292020 is a wasteful number, since it uses less digits than its factorization.

9202018292020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460100914610 (or 460100914608 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The spelling of 9202018292020 in words is "nine trillion, two hundred two billion, eighteen million, two hundred ninety-two thousand, twenty".

Divisors: 1 2 4 5 10 20 460100914601 920201829202 1840403658404 2300504573005 4601009146010 9202018292020