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23251428706 = 21153731731579
BaseRepresentation
bin10101101001111001…
…001010010101100010
32020000102122221221011
4111221321022111202
5340104331204311
614403114451134
71452122611612
oct255171122542
966012587834
1023251428706
119951909590
12460aa33aaa
1322671b1c4c
1411a805aa42
15911427321
hex569e4a562

23251428706 has 64 divisors (see below), whose sum is σ = 39548891520. Its totient is φ = 10161815040.

The previous prime is 23251428701. The next prime is 23251428713. The reversal of 23251428706 is 60782415232.

It is a super-3 number, since 3×232514287063 (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (23251428701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14724625 + ... + 14726203.

It is an arithmetic number, because the mean of its divisors is an integer number (617951430).

Almost surely, 223251428706 is an apocalyptic number.

23251428706 is a deficient number, since it is larger than the sum of its proper divisors (16297462814).

23251428706 is a wasteful number, since it uses less digits than its factorization.

23251428706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891.

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 23251428706 in words is "twenty-three billion, two hundred fifty-one million, four hundred twenty-eight thousand, seven hundred six".

Divisors: 1 2 11 22 53 73 106 146 173 346 583 803 1166 1579 1606 1903 3158 3806 3869 7738 9169 12629 17369 18338 25258 34738 42559 83687 85118 100859 115267 138919 167374 201718 230534 273167 277838 546334 669337 920557 1267937 1338674 1841114 2535874 3004837 6009674 6109151 7362707 12218302 14477851 14725414 19941191 28955702 39882382 67200661 134401322 159256361 219353101 318512722 438706202 1056883123 2113766246 11625714353 23251428706