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23123301303 = 369133073373
BaseRepresentation
bin10101100010010000…
…011001001110110111
32012200111120102011210
4111202100121032313
5334324031120203
614342300332503
71446005550414
oct254220311667
965614512153
1023123301303
119896556573
124593b44133
1322467a090b
14119502710b
15905068803
hex5624193b7

23123301303 has 16 divisors (see below), whose sum is σ = 30894179456. Its totient is φ = 15384008160.

The previous prime is 23123301269. The next prime is 23123301307. The reversal of 23123301303 is 30310332132.

It is not a de Polignac number, because 23123301303 - 212 = 23123297207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23123301303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23123301307) 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 15 ways as a sum of consecutive naturals, for example, 6853725 + ... + 6857097.

It is an arithmetic number, because the mean of its divisors is an integer number (1930886216).

Almost surely, 223123301303 is an apocalyptic number.

23123301303 is a deficient number, since it is larger than the sum of its proper divisors (7770878153).

23123301303 is a wasteful number, since it uses less digits than its factorization.

23123301303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7374.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 23123301303 its reverse (30310332132), we get a palindrome (53433633435).

The spelling of 23123301303 in words is "twenty-three billion, one hundred twenty-three million, three hundred one thousand, three hundred three".

Divisors: 1 3 691 2073 3307 3373 9921 10119 2285137 2330743 6855411 6992229 11154511 33463533 7707767101 23123301303