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23800233205 = 57313877687
BaseRepresentation
bin10110001010100110…
…101011110011110101
32021102200100010011201
4112022212223303311
5342220324430310
614533401332501
71501535434000
oct261246536365
967380303151
1023800233205
11a10367a521
124742797131
132323ac4238
14121acb8537
159446d0e3a
hex58a9abcf5

23800233205 has 16 divisors (see below), whose sum is σ = 33306451200. Its totient is φ = 16320158736.

The previous prime is 23800233157. The next prime is 23800233211. The reversal of 23800233205 is 50233200832.

It is not a de Polignac number, because 23800233205 - 27 = 23800233077 is a prime.

It is a super-2 number, since 2×238002332052 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6937129 + ... + 6940558.

It is an arithmetic number, because the mean of its divisors is an integer number (2081653200).

Almost surely, 223800233205 is an apocalyptic number.

It is an amenable number.

23800233205 is a deficient number, since it is larger than the sum of its proper divisors (9506217995).

23800233205 is an equidigital number, since it uses as much as digits as its factorization.

23800233205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13877713 (or 13877699 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 23800233205 in words is "twenty-three billion, eight hundred million, two hundred thirty-three thousand, two hundred five".

Divisors: 1 5 7 35 49 245 343 1715 13877687 69388435 97143809 485719045 680006663 3400033315 4760046641 23800233205