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23210011144 = 2310727114499
BaseRepresentation
bin10101100111011011…
…001010101000001000
32012220112201201201101
4111213123022220020
5340013230324034
614355035031144
71451110560655
oct254733125010
965815651641
1023210011144
11993049a9a1
1245b8b9b4b4
13225b740108
1411a2758c2c
1590c995514
hex5676caa08

23210011144 has 16 divisors (see below), whose sum is σ = 43925490000. Its totient is φ = 11496547152.

The previous prime is 23210011093. The next prime is 23210011151. The reversal of 23210011144 is 44111001232.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13556394 + ... + 13558105.

It is an arithmetic number, because the mean of its divisors is an integer number (2745343125).

Almost surely, 223210011144 is an apocalyptic number.

It is an amenable number.

23210011144 is a deficient number, since it is larger than the sum of its proper divisors (20715478856).

23210011144 is a wasteful number, since it uses less digits than its factorization.

23210011144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27114612 (or 27114608 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 23210011144 its reverse (44111001232), we get a palindrome (67321012376).

The spelling of 23210011144 in words is "twenty-three billion, two hundred ten million, eleven thousand, one hundred forty-four".

Divisors: 1 2 4 8 107 214 428 856 27114499 54228998 108457996 216915992 2901251393 5802502786 11605005572 23210011144