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23323011330031 = 717893638360527
BaseRepresentation
bin1010100110110010011111…
…10011100010111111101111
310001120122202202112111022121
411103121033303202333233
511024111011400030111
6121334235443253411
74625013651210160
oct523311763427757
9101518682474277
1023323011330031
117482262958936
1227481a537a267
13100247316a74a
145a8ba8493767
152a6a42085871
hex15364fce2fef

23323011330031 has 32 divisors (see below), whose sum is σ = 28541169745920. Its totient is φ = 18602976961536.

The previous prime is 23323011329927. The next prime is 23323011330041. The reversal of 23323011330031 is 13003311032332.

It is a cyclic number.

It is not a de Polignac number, because 23323011330031 - 223 = 23323002941423 is a prime.

It is a super-2 number, since 2×233230113300312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23323011329978 and 23323011330005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23323011330041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 385302090 + ... + 385362616.

It is an arithmetic number, because the mean of its divisors is an integer number (891911554560).

Almost surely, 223323011330031 is an apocalyptic number.

23323011330031 is a deficient number, since it is larger than the sum of its proper divisors (5218158415889).

23323011330031 is a wasteful number, since it uses less digits than its factorization.

23323011330031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97023.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 23323011330031 its reverse (13003311032332), we get a palindrome (36326322362363).

The spelling of 23323011330031 in words is "twenty-three trillion, three hundred twenty-three billion, eleven million, three hundred thirty thousand, thirty-one".

Divisors: 1 7 17 89 119 623 1513 10591 36383 60527 254681 423689 618511 1028959 3238087 4329577 5386903 7202713 22666609 37708321 55047479 91577351 385332353 641041457 2202153841 15415076887 37436615297 195991691849 262056307079 1371941842943 3331858761433 23323011330031