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4988123 = 717167251
BaseRepresentation
bin10011000001110011011011
3100101102102022
4103001303123
52234104443
6254525055
760253430
oct23016333
910342368
104988123
1128a7718
12180678b
13105856a
1493bb87
15687e68
hex4c1cdb

4988123 has 16 divisors (see below), whose sum is σ = 6096384. Its totient is φ = 3984000.

The previous prime is 4988119. The next prime is 4988131. The reversal of 4988123 is 3218894.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4988123 - 22 = 4988119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4988143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19748 + ... + 19998.

It is an arithmetic number, because the mean of its divisors is an integer number (381024).

Almost surely, 24988123 is an apocalyptic number.

4988123 is a deficient number, since it is larger than the sum of its proper divisors (1108261).

4988123 is a wasteful number, since it uses less digits than its factorization.

4988123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442.

The product of its digits is 13824, while the sum is 35.

The square root of 4988123 is about 2233.4106205532. The cubic root of 4988123 is about 170.8620914240.

The spelling of 4988123 in words is "four million, nine hundred eighty-eight thousand, one hundred twenty-three".

Divisors: 1 7 17 119 167 251 1169 1757 2839 4267 19873 29869 41917 293419 712589 4988123