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2030210212420 = 225132600653909
BaseRepresentation
bin11101100010110001111…
…101010110001001000100
321012002022211200122120101
4131202301331112021010
5231230332303244140
64152355442413444
7266451334034065
oct35426175261104
97162284618511
102030210212420
11713009812595
12289575361284
131195a934ac00
1470396bb856c
1537c252cb99a
hex1d8b1f56244

2030210212420 has 36 divisors (see below), whose sum is σ = 4616625952260. Its totient is φ = 749616077184.

The previous prime is 2030210212399. The next prime is 2030210212421. The reversal of 2030210212420 is 242120120302.

It can be written as a sum of positive squares in 6 ways, for example, as 590819747904 + 1439390464516 = 768648^2 + 1199746^2 .

It is a super-2 number, since 2×20302102124202 (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2030210212421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300323575 + ... + 300330334.

It is an arithmetic number, because the mean of its divisors is an integer number (128239609785).

Almost surely, 22030210212420 is an apocalyptic number.

2030210212420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2030210212420 is an abundant number, since it is smaller than the sum of its proper divisors (2586415739840).

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

2030210212420 is a wasteful number, since it uses less digits than its factorization.

2030210212420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600653944 (or 600653929 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2030210212420 its reverse (242120120302), we get a palindrome (2272330332722).

The spelling of 2030210212420 in words is "two trillion, thirty billion, two hundred ten million, two hundred twelve thousand, four hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 169 260 338 676 845 1690 3380 600653909 1201307818 2402615636 3003269545 6006539090 7808500817 12013078180 15617001634 31234003268 39042504085 78085008170 101510510621 156170016340 203021021242 406042042484 507552553105 1015105106210 2030210212420