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2020048030820 = 225101002401541
BaseRepresentation
bin11101011001010100001…
…111101100110001100100
321011010002121202100010002
4131121110033230301210
5231044024243441240
64143555223520432
7265641446645351
oct35312417546144
97133077670102
102020048030820
117097744a60a6
122875b9bb9118
13118649b87cc1
146dab12b9628
153782d084d15
hex1d6543ecc64

2020048030820 has 12 divisors (see below), whose sum is σ = 4242100864764. Its totient is φ = 808019212320.

The previous prime is 2020048030811. The next prime is 2020048030841. The reversal of 2020048030820 is 280308400202.

It can be written as a sum of positive squares in 2 ways, for example, as 1087498580224 + 932549450596 = 1042832^2 + 965686^2 .

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, 50501200751 + ... + 50501200790.

It is an arithmetic number, because the mean of its divisors is an integer number (353508405397).

Almost surely, 22020048030820 is an apocalyptic number.

2020048030820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020048030820 is an abundant number, since it is smaller than the sum of its proper divisors (2222052833944).

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

2020048030820 is a wasteful number, since it uses less digits than its factorization.

2020048030820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101002401550 (or 101002401548 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

The spelling of 2020048030820 in words is "two trillion, twenty billion, forty-eight million, thirty thousand, eight hundred twenty".

Divisors: 1 2 4 5 10 20 101002401541 202004803082 404009606164 505012007705 1010024015410 2020048030820