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20230230210 = 2354347333667
BaseRepresentation
bin10010110101110100…
…001101000011000010
31221012212202011201120
4102311310031003002
5312412414331320
613143232013110
71314216056001
oct226564150302
957185664646
1020230230210
11864148a423
123b07091196
131ba52b7928
14d9cad6c38
157d6097440
hex4b5d0d0c2

20230230210 has 64 divisors (see below), whose sum is σ = 50738890752. Its totient is φ = 5157141696.

The previous prime is 20230230203. The next prime is 20230230211. The reversal of 20230230210 is 1203203202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20230230210.

It is not an unprimeable number, because it can be changed into a prime (20230230211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106204 + ... + 227463.

It is an arithmetic number, because the mean of its divisors is an integer number (792795168).

Almost surely, 220230230210 is an apocalyptic number.

20230230210 is an abundant number, since it is smaller than the sum of its proper divisors (30508660542).

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

20230230210 is a wasteful number, since it uses less digits than its factorization.

20230230210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333767.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 20230230210 its reverse (1203203202), we get a palindrome (21433433412).

The spelling of 20230230210 in words is "twenty billion, two hundred thirty million, two hundred thirty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 43 47 86 94 129 141 215 235 258 282 430 470 645 705 1290 1410 2021 4042 6063 10105 12126 20210 30315 60630 333667 667334 1001001 1668335 2002002 3336670 5005005 10010010 14347681 15682349 28695362 31364698 43043043 47047047 71738405 78411745 86086086 94094094 143476810 156823490 215215215 235235235 430430430 470470470 674341007 1348682014 2023023021 3371705035 4046046042 6743410070 10115115105 20230230210