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23403144299 = 172359854589
BaseRepresentation
bin10101110010111011…
…111010010001101011
32020102000010220121012
4111302323322101223
5340412201104144
614430134334135
71455644305253
oct256273722153
966360126535
1023403144299
119a1a512777
1246517ba34b
13228c7619a2
1411c0270963
1591e8e4e9e
hex572efa46b

23403144299 has 8 divisors (see below), whose sum is σ = 25857182880. Its totient is φ = 21068814976.

The previous prime is 23403144257. The next prime is 23403144301. The reversal of 23403144299 is 99244130432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23403144299 - 220 = 23402095723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23403144599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29926904 + ... + 29927685.

It is an arithmetic number, because the mean of its divisors is an integer number (3232147860).

Almost surely, 223403144299 is an apocalyptic number.

23403144299 is a deficient number, since it is larger than the sum of its proper divisors (2454038581).

23403144299 is a wasteful number, since it uses less digits than its factorization.

23403144299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59854629.

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 23403144299 in words is "twenty-three billion, four hundred three million, one hundred forty-four thousand, two hundred ninety-nine".

Divisors: 1 17 23 391 59854589 1017528013 1376655547 23403144299