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23130230250 = 235330840307
BaseRepresentation
bin10101100010101010…
…110100110111101010
32012200222121102220110
4111202222310313222
5334332314332000
614343105035150
71446121466421
oct254252646752
965628542813
1023130230250
11989a459376
124596325ab6
13224805869a
141195d0c2b8
15905986850
hex562ab4dea

23130230250 has 32 divisors (see below), whose sum is σ = 57733056576. Its totient is φ = 6168061200.

The previous prime is 23130230231. The next prime is 23130230251. The reversal of 23130230250 is 5203203132.

It is not an unprimeable number, because it can be changed into a prime (23130230251) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15419404 + ... + 15420903.

It is an arithmetic number, because the mean of its divisors is an integer number (1804158018).

Almost surely, 223130230250 is an apocalyptic number.

23130230250 is an abundant number, since it is smaller than the sum of its proper divisors (34602826326).

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

23130230250 is a wasteful number, since it uses less digits than its factorization.

23130230250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30840327 (or 30840317 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 21.

Adding to 23130230250 its reverse (5203203132), we get a palindrome (28333433382).

The spelling of 23130230250 in words is "twenty-three billion, one hundred thirty million, two hundred thirty thousand, two hundred fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 125 150 250 375 750 30840307 61680614 92520921 154201535 185041842 308403070 462604605 771007675 925209210 1542015350 2313023025 3855038375 4626046050 7710076750 11565115125 23130230250