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23033030130 = 23351119938971
BaseRepresentation
bin10101011100111000…
…000010010111110010
32012110012201011102000
4111130320002113302
5334132423431010
614325313434430
71443531345225
oct253470022762
965405634360
1023033030130
11984a5aa4a0
12456986ba16
132230b85416
1411870495bc
158ec1867c0
hex55ce025f2

23033030130 has 128 divisors (see below), whose sum is σ = 67343616000. Its totient is φ = 5555563200.

The previous prime is 23033030107. The next prime is 23033030149. The reversal of 23033030130 is 3103033032.

23033030130 is a `hidden beast` number, since 2 + 3 + 0 + 330 + 301 + 30 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 571545 + ... + 610515.

It is an arithmetic number, because the mean of its divisors is an integer number (526122000).

Almost surely, 223033030130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23033030130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33671808000).

23033030130 is an abundant number, since it is smaller than the sum of its proper divisors (44310585870).

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

23033030130 is a wasteful number, since it uses less digits than its factorization.

23033030130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39197 (or 39191 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 18.

Adding to 23033030130 its reverse (3103033032), we get a palindrome (26136063162).

The spelling of 23033030130 in words is "twenty-three billion, thirty-three million, thirty thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 11 15 18 22 27 30 33 45 54 55 66 90 99 110 135 165 198 199 270 297 330 398 495 594 597 990 995 1194 1485 1791 1990 2189 2970 2985 3582 4378 5373 5970 6567 8955 10746 10945 13134 17910 19701 21890 26865 32835 38971 39402 53730 59103 65670 77942 98505 116913 118206 194855 197010 233826 295515 350739 389710 428681 584565 591030 701478 857362 1052217 1169130 1286043 1753695 2104434 2143405 2572086 3507390 3858129 4286810 5261085 6430215 7716258 7755229 10522170 11574387 12860430 15510458 19290645 23148774 23265687 38581290 38776145 46531374 57871935 69797061 77552290 85307519 115743870 116328435 139594122 170615038 209391183 232656870 255922557 348985305 418782366 426537595 511845114 697970610 767767671 853075190 1046955915 1279612785 1535535342 2093911830 2303303013 2559225570 3838838355 4606606026 7677676710 11516515065 23033030130