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23300230251 = 352161924083
BaseRepresentation
bin10101101100110011…
…010100110001101011
32020010211111100001210
4111230303110301223
5340204324332001
614412020444203
71453254455304
oct255463246153
966124440053
1023300230251
119977410941
124623249663
13227433a9bc
1411b07217ab
15915866dd6
hex56ccd4c6b

23300230251 has 16 divisors (see below), whose sum is σ = 31178183040. Its totient is φ = 15477983040.

The previous prime is 23300230241. The next prime is 23300230267. The reversal of 23300230251 is 15203200332.

It is not a de Polignac number, because 23300230251 - 222 = 23296035947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23300230241) 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, 955456 + ... + 979538.

It is an arithmetic number, because the mean of its divisors is an integer number (1948636440).

Almost surely, 223300230251 is an apocalyptic number.

23300230251 is a deficient number, since it is larger than the sum of its proper divisors (7877952789).

23300230251 is a wasteful number, since it uses less digits than its factorization.

23300230251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25226.

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

Adding to 23300230251 its reverse (15203200332), we get a palindrome (38503430583).

The spelling of 23300230251 in words is "twenty-three billion, three hundred million, two hundred thirty thousand, two hundred fifty-one".

Divisors: 1 3 521 619 1563 1857 24083 72249 322499 967497 12547243 14907377 37641729 44722131 7766743417 23300230251