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2020010180 = 225472148947
BaseRepresentation
bin111100001100110…
…1110100011000100
312012210000011000212
41320121232203010
513114110311210
6532235454552
7101025542336
oct17031564304
95183004025
102020010180
11947274601
124845b7458
132626622c6
141523c7456
15bc516805
hex7866e8c4

2020010180 has 24 divisors (see below), whose sum is σ = 4332279168. Its totient is φ = 790812128.

The previous prime is 2020010149. The next prime is 2020010203. The reversal of 2020010180 is 810100202.

It is a super-2 number, since 2×20200101802 = 8160882254607264800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073534 + ... + 1075413.

It is an arithmetic number, because the mean of its divisors is an integer number (180511632).

Almost surely, 22020010180 is an apocalyptic number.

2020010180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020010180 is an abundant number, since it is smaller than the sum of its proper divisors (2312268988).

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

2020010180 is a wasteful number, since it uses less digits than its factorization.

2020010180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149003 (or 2149001 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2020010180 is about 44944.5233593594. The cubic root of 2020010180 is about 1264.1089883924.

Adding to 2020010180 its reverse (810100202), we get a palindrome (2830110382).

The spelling of 2020010180 in words is "two billion, twenty million, ten thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 2148947 4297894 8595788 10744735 21489470 42978940 101000509 202001018 404002036 505002545 1010005090 2020010180