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2030123310 = 235436125799
BaseRepresentation
bin111100100000001…
…0011100100101110
312020111000221122020
41321000103210232
513124202421220
6533240331010
7101210522565
oct17100234456
95214027566
102030123310
11951a51766
12487a73a66
132647934c7
1415389abdc
15bd363040
hex7901392e

2030123310 has 64 divisors (see below), whose sum is σ = 5067532800. Its totient is φ = 520087680.

The previous prime is 2030123287. The next prime is 2030123327. The reversal of 2030123310 is 133210302.

It is a super-2 number, since 2×20301233102 = 8242801307610712200, which contains 22 as substring.

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 2030123310.

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, 65791 + ... + 91589.

It is an arithmetic number, because the mean of its divisors is an integer number (79180200).

Almost surely, 22030123310 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2030123310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2533766400).

2030123310 is an abundant number, since it is smaller than the sum of its proper divisors (3037409490).

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

2030123310 is a wasteful number, since it uses less digits than its factorization.

2030123310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25913.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2030123310 is about 45056.8897062369. The cubic root of 2030123310 is about 1266.2150542230.

Adding to 2030123310 its reverse (133210302), we get a palindrome (2163333612).

The spelling of 2030123310 in words is "two billion, thirty million, one hundred twenty-three thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 43 61 86 122 129 183 215 258 305 366 430 610 645 915 1290 1830 2623 5246 7869 13115 15738 25799 26230 39345 51598 77397 78690 128995 154794 257990 386985 773970 1109357 1573739 2218714 3147478 3328071 4721217 5546785 6656142 7868695 9442434 11093570 15737390 16640355 23606085 33280710 47212170 67670777 135341554 203012331 338353885 406024662 676707770 1015061655 2030123310