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20230310030 = 257241286347
BaseRepresentation
bin10010110101110100…
…100000100010001110
31221012212220020012212
4102311310200202032
5312412424410110
613143233430422
71314216540500
oct226564404216
957185806185
1020230310030
118641534397
123b0710b412
131ba5315068
14d9cb17d70
157d60b0e05
hex4b5d2088e

20230310030 has 24 divisors (see below), whose sum is σ = 42359793048. Its totient is φ = 6936106128.

The previous prime is 20230309993. The next prime is 20230310041. The reversal of 20230310030 is 3001303202.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 20230309987 and 20230310014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20642684 + ... + 20643663.

It is an arithmetic number, because the mean of its divisors is an integer number (1764991377).

Almost surely, 220230310030 is an apocalyptic number.

20230310030 is an abundant number, since it is smaller than the sum of its proper divisors (22129483018).

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

20230310030 is a wasteful number, since it uses less digits than its factorization.

20230310030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41286368 (or 41286361 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 20230310030 its reverse (3001303202), we get a palindrome (23231613232).

The spelling of 20230310030 in words is "twenty billion, two hundred thirty million, three hundred ten thousand, thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 41286347 82572694 206431735 289004429 412863470 578008858 1445022145 2023031003 2890044290 4046062006 10115155015 20230310030