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2010220030 = 257133117103
BaseRepresentation
bin111011111010001…
…1000010111111110
312012002120202110201
41313310120113332
513104104020110
6531245554114
7100546405540
oct16764302776
95162522421
102010220030
11941798075
1248127593a
13260615110
14150d99690
15bb730b3a
hex77d185fe

2010220030 has 64 divisors (see below), whose sum is σ = 4468359168. Its totient is φ = 634066560.

The previous prime is 2010220001. The next prime is 2010220061. The reversal of 2010220030 is 300220102.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 2010219989 and 2010220016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 279459 + ... + 286561.

It is an arithmetic number, because the mean of its divisors is an integer number (69818112).

Almost surely, 22010220030 is an apocalyptic number.

2010220030 is an abundant number, since it is smaller than the sum of its proper divisors (2458139138).

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

2010220030 is a wasteful number, since it uses less digits than its factorization.

2010220030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7441.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 2010220030 is about 44835.4773588952. The cubic root of 2010220030 is about 1262.0634765721.

Adding to 2010220030 its reverse (300220102), we get a palindrome (2310440132).

The spelling of 2010220030 in words is "two billion, ten million, two hundred twenty thousand, thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 311 455 622 910 1555 2177 3110 4043 4354 7103 8086 10885 14206 20215 21770 28301 35515 40430 49721 56602 71030 92339 99442 141505 184678 248605 283010 461695 497210 646373 923390 1292746 2209033 3231865 4418066 6463730 11045165 15463231 22090330 28717429 30926462 57434858 77316155 143587145 154632310 201022003 287174290 402044006 1005110015 2010220030