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23003020230 = 23522916092081
BaseRepresentation
bin10101011011000101…
…100011101111000110
32012101010020111120020
4111123011203233012
5334102233121410
614322322320010
71443015305631
oct253305435706
965333214506
1023003020230
119834672623
12455b7b9006
1322278a8a98
141183076c18
158e9709a70
hex55b163bc6

23003020230 has 64 divisors (see below), whose sum is σ = 55509451200. Its totient is φ = 6100623360.

The previous prime is 23003020223. The next prime is 23003020253. The reversal of 23003020230 is 3202030032.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11052790 + ... + 11054870.

It is an arithmetic number, because the mean of its divisors is an integer number (867335175).

Almost surely, 223003020230 is an apocalyptic number.

23003020230 is an abundant number, since it is smaller than the sum of its proper divisors (32506430970).

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

23003020230 is a wasteful number, since it uses less digits than its factorization.

23003020230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3929.

The product of its (nonzero) digits is 216, while the sum is 15.

Adding to 23003020230 its reverse (3202030032), we get a palindrome (26205050262).

The spelling of 23003020230 in words is "twenty-three billion, three million, twenty thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 229 458 687 1145 1374 1609 2081 2290 3218 3435 4162 4827 6243 6870 8045 9654 10405 12486 16090 20810 24135 31215 48270 62430 368461 476549 736922 953098 1105383 1429647 1842305 2210766 2382745 2859294 3348329 3684610 4765490 5526915 6696658 7148235 10044987 11053830 14296470 16741645 20089974 33483290 50224935 100449870 766767341 1533534682 2300302023 3833836705 4600604046 7667673410 11501510115 23003020230