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2020411020 = 2235157214481
BaseRepresentation
bin111100001101101…
…0000011010001100
312012210202111212210
41320123100122030
513114211123040
6532252230420
7101032132065
oct17033203214
95183674783
102020411020
11947518781
1248476b410
132627728a4
1415248d56c
15bc595480
hex786d068c

2020411020 has 48 divisors (see below), whose sum is σ = 5693210208. Its totient is φ = 535342080.

The previous prime is 2020411007. The next prime is 2020411027. The reversal of 2020411020 is 201140202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 2020410987 and 2020411005.

It is not an unprimeable number, because it can be changed into a prime (2020411027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97821 + ... + 116660.

It is an arithmetic number, because the mean of its divisors is an integer number (118608546).

Almost surely, 22020411020 is an apocalyptic number.

2020411020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020411020 is an abundant number, since it is smaller than the sum of its proper divisors (3672799188).

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

2020411020 is a wasteful number, since it uses less digits than its factorization.

2020411020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214650 (or 214648 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2020411020 is about 44948.9824133984. The cubic root of 2020411020 is about 1264.1925972011.

Adding to 2020411020 its reverse (201140202), we get a palindrome (2221551222).

The spelling of 2020411020 in words is "two billion, twenty million, four hundred eleven thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 157 314 471 628 785 942 1570 1884 2355 3140 4710 9420 214481 428962 643443 857924 1072405 1286886 2144810 2573772 3217215 4289620 6434430 12868860 33673517 67347034 101020551 134694068 168367585 202041102 336735170 404082204 505102755 673470340 1010205510 2020411020