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2020250870 = 251118365917
BaseRepresentation
bin111100001101010…
…1001010011110110
312012210110101012022
41320122221103312
513114141011440
6532244553142
7101030564141
oct17032512366
95183411168
102020250870
11947419420
124846b27b2
13262717a21
1415244b058
15bc562cb5
hex786a94f6

2020250870 has 16 divisors (see below), whose sum is σ = 3967038288. Its totient is φ = 734636640.

The previous prime is 2020250863. The next prime is 2020250891. The reversal of 2020250870 is 780520202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9182849 + ... + 9183068.

It is an arithmetic number, because the mean of its divisors is an integer number (247939893).

Almost surely, 22020250870 is an apocalyptic number.

2020250870 is a deficient number, since it is larger than the sum of its proper divisors (1946787418).

2020250870 is a wasteful number, since it uses less digits than its factorization.

2020250870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18365935.

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 2020250870 is about 44947.2009139613. The cubic root of 2020250870 is about 1264.1591938009.

The spelling of 2020250870 in words is "two billion, twenty million, two hundred fifty thousand, eight hundred seventy".

Divisors: 1 2 5 10 11 22 55 110 18365917 36731834 91829585 183659170 202025087 404050174 1010125435 2020250870