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23812303030 = 252381230303
BaseRepresentation
bin10110001011010100…
…101110100010110110
32021110112001022212021
4112023110232202312
5342231422144110
614534512143354
71502043143665
oct261324564266
967415038767
1023812303030
11a10a47378a
124746837b5a
13232645bc49
14121c73addc
159457b72da
hex58b52e8b6

23812303030 has 8 divisors (see below), whose sum is σ = 42862145472. Its totient is φ = 9524921208.

The previous prime is 23812302991. The next prime is 23812303037. The reversal of 23812303030 is 3030321832.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 23812302986 and 23812303004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23812303037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190615142 + ... + 1190615161.

It is an arithmetic number, because the mean of its divisors is an integer number (5357768184).

Almost surely, 223812303030 is an apocalyptic number.

23812303030 is a deficient number, since it is larger than the sum of its proper divisors (19049842442).

23812303030 is a wasteful number, since it uses less digits than its factorization.

23812303030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2381230310.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23812303030 its reverse (3030321832), we get a palindrome (26842624862).

The spelling of 23812303030 in words is "twenty-three billion, eight hundred twelve million, three hundred three thousand, thirty".

Divisors: 1 2 5 10 2381230303 4762460606 11906151515 23812303030